Biggest changeYears Ended December 31, 2022 2021 2020 (In thousands) Dollars % of Revenue Dollars % of Revenue Dollars % of Revenue Revenues $ 376,423 100.0 % $ 367,013 100.0 % $ 356,036 100.0 % Cost of revenues 205,294 54.5 % 203,044 55.3 % 180,712 50.8 % Selling and marketing 68,453 18.2 % 66,937 18.2 % 70,220 19.7 % Research and development 36,987 9.8 % 39,123 10.7 % 38,706 10.9 % General and administrative 61,200 16.3 % 61,736 16.8 % 55,783 15.7 % Amortization of intangible assets 27,096 7.2 % 25,038 6.8 % 27,219 7.6 % Impairment of goodwill 46,300 12.3 % — — % — — % Restructuring 5,810 1.5 % — — % — — % Impairment of right-of-use and long-lived assets 156 — % — — % 4,671 1.3 % Total expenses from operations 451,296 119.9 % 395,878 107.9 % 377,311 106.0 % Loss from operations (74,873) (19.9) % (28,865) (7.9) % (21,275) (6.0) % Loss on extinguishment of debt — — % (9,629) (2.6) % — — % Interest expense, net (915) (0.2) % (7,801) (2.1) % (35,805) (10.1) % Other income (expense), net 9,785 2.6 % (5,778) (1.6) % 14,554 4.1 % Gain (loss) from foreign currency transactions 1,166 0.3 % 2,895 0.8 % (4,490) (1.3) % Loss before income taxes (64,837) (17.2) % (49,178) (13.4) % (47,016) (13.2) % Income tax provision (1,724) (0.5) % (859) (0.2) % (902) (0.3) % Net loss $ (66,561) (17.7) % $ (50,037) (13.6) % $ (47,918) (13.5) % Revenues Our products and services are organized around solution groups that address customer needs.
Biggest changeYears Ended December 31, 2023 2022 2021 (In thousands) Dollars % of Revenue Dollars % of Revenue Dollars % of Revenue Revenues $ 371,343 100.0 % $ 376,423 100.0 % $ 367,013 100.0 % Cost of revenues 205,580 55.3 % 205,294 54.5 % 203,044 55.3 % Selling and marketing 63,322 17.1 % 68,453 18.2 % 66,937 18.2 % Research and development 33,701 9.1 % 36,987 9.8 % 39,123 10.7 % General and administrative 51,192 13.8 % 61,200 16.3 % 61,736 16.8 % Amortization of intangible assets 5,213 1.4 % 27,096 7.2 % 25,038 6.8 % Impairment of goodwill 78,200 21.0 % 46,300 12.3 % — — % Restructuring 6,234 1.7 % 5,810 1.5 % — — % Impairment of right-of-use and long-lived assets 1,502 0.4 % 156 — % — — % Total expenses from operations 444,944 119.8 % 451,296 119.9 % 395,878 107.9 % Loss from operations (73,601) (19.8) % (74,873) (19.9) % (28,865) (7.9) % Interest expense, net (1,445) (0.4) % (915) (0.2) % (7,801) (2.1) % Other income (expense), net 42 — % 9,785 2.6 % (5,778) (1.6) % (Loss) gain from foreign currency transactions (2,824) (0.8) % 1,166 0.3 % 2,895 0.8 % Loss on extinguishment of debt — — % — — % (9,629) (2.6) % Loss before income taxes (77,828) (21.0) % (64,837) (17.2) % (49,178) (13.4) % Income tax provision (1,533) (0.4) % (1,724) (0.5) % (859) (0.2) % Net loss $ (79,361) (21.4) % $ (66,561) (17.7) % $ (50,037) (13.6) % Revenues Our products and services are organized around solution groups that address customer needs.
Revenues for the years ended December 31, 2022 and 2021 are as follows: Year Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Digital Ad Solutions $ 212,510 56.5 % $ 221,979 60.5 % $ (9,469) (4.3) % Cross Platform Solutions 163,913 43.5 % 145,034 39.5 % 18,879 13.0 % Total revenues $ 376,423 100.0 % $ 367,013 100.0 % $ 9,410 2.6 % Total revenues increased by $9.4 million, or 2.6%, for the year ended December 31, 2022 as compared to 2021.
Revenues for the years ended December 31, 2022 and 2021 are as follows: Years Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Digital Ad Solutions $ 212,510 56.5 % $ 221,979 60.5 % $ (9,469) (4.3) % Cross Platform Solutions 163,913 43.5 % 145,034 39.5 % 18,879 13.0 % Total revenues $ 376,423 100.0 % $ 367,013 100.0 % $ 9,410 2.6 % Total revenues increased by $9.4 million, or 2.6%, for the year ended December 31, 2022 as compared to 2021.
Cost of revenues for the years ended December 31, 2022 and 2021 are as follows: Year Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Data costs $ 70,707 18.8 % $ 74,196 20.2 % $ (3,489) (4.7) % Employee costs 41,003 10.9 % 41,386 11.3 % (383) (0.9) % Systems and bandwidth costs 34,526 9.2 % 27,565 7.5 % 6,961 25.3 % Lease expense and depreciation 21,016 5.6 % 18,946 5.2 % 2,070 10.9 % Panel costs 15,747 4.2 % 15,198 4.1 % 549 3.6 % Sample and survey costs 7,013 1.9 % 7,008 1.9 % 5 0.1 % Professional fees 5,954 1.6 % 5,109 1.4 % 845 16.5 % Technology 4,701 1.2 % 5,689 1.6 % (988) (17.4) % Royalties and resellers 3,534 0.9 % 4,039 1.1 % (505) (12.5) % Other 1,093 0.3 % 3,908 1.1 % (2,815) (72.0) % Total cost of revenues $ 205,294 54.5 % $ 203,044 55.3 % $ 2,250 1.1 % Cost of revenues increased by $2.3 million, or 1.1%, for the year ended December 31, 2022 as compared to 2021.
Cost of revenues for the years ended December 31, 2022 and 2021 are as follows: Years Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Data costs $ 70,707 18.8 % $ 74,196 20.2 % $ (3,489) (4.7) % Employee costs 41,003 10.9 % 41,386 11.3 % (383) (0.9) % Systems and bandwidth costs 34,526 9.2 % 27,565 7.5 % 6,961 25.3 % Lease expense and depreciation 21,016 5.6 % 18,946 5.2 % 2,070 10.9 % Panel costs 15,747 4.2 % 15,198 4.1 % 549 3.6 % Sample and survey costs 7,013 1.9 % 7,008 1.9 % 5 0.1 % Professional fees 5,954 1.6 % 5,109 1.4 % 845 16.5 % Technology 4,701 1.2 % 5,689 1.6 % (988) (17.4) % Royalties and resellers 3,534 0.9 % 4,039 1.1 % (505) (12.5) % Other 1,093 0.3 % 3,908 1.1 % (2,815) (72.0) % Total cost of revenues $ 205,294 54.5 % $ 203,044 55.3 % $ 2,250 1.1 % Cost of revenues increased by $2.3 million, or 1.1%, for the year ended December 31, 2022 as compared to 2021.
Selling and marketing expenses for the years ended December 31, 2022 and 2021 are as follows: Year Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 55,416 14.7 % $ 55,966 15.2 % $ (550) (1.0) % Lease expense and depreciation 3,849 1.0 % 4,217 1.1 % (368) (8.7) % Technology 3,360 0.9 % 2,621 0.7 % 739 28.2 % Professional fees 2,464 0.7 % 2,024 0.6 % 440 21.7 % Marketing and advertising 1,751 0.5 % 953 0.3 % 798 83.7 % Other 1,613 0.4 % 1,156 0.3 % 457 39.5 % Total selling and marketing expenses $ 68,453 18.2 % $ 66,937 18.2 % $ 1,516 2.3 % Selling and marketing expenses increased by $1.5 million, or 2.3%, for the year ended December 31, 2022 as compared to 2021.
Selling and marketing expenses for the years ended December 31, 2022 and 2021 are as follows: Years Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 55,416 14.7 % $ 55,966 15.2 % $ (550) (1.0) % Lease expense and depreciation 3,849 1.0 % 4,217 1.1 % (368) (8.7) % Technology 3,360 0.9 % 2,621 0.7 % 739 28.2 % Professional fees 2,464 0.7 % 2,024 0.6 % 440 21.7 % Marketing and advertising 1,751 0.5 % 953 0.3 % 798 83.7 % Other 1,613 0.4 % 1,156 0.3 % 457 39.5 % Total selling and marketing expenses $ 68,453 18.2 % $ 66,937 18.2 % $ 1,516 2.3 % Selling and marketing expenses increased by $1.5 million, or 2.3%, for the year ended December 31, 2022 as compared to 2021.
General and administrative expenses for the years ended December 31, 2022 and 2021 are as follows: Year Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 31,298 8.3 % $ 33,571 9.1 % $ (2,273) (6.8) % Professional fees 15,706 4.2 % 16,194 4.4 % (488) (3.0) % Technology 3,379 0.9 % 2,922 0.8 % 457 15.6 % Lease expense and depreciation 1,668 0.4 % 1,888 0.5 % (220) (11.7) % Other 9,149 2.4 % 7,161 2.0 % 1,988 27.8 % Total general and administrative expenses $ 61,200 16.3 % $ 61,736 16.8 % $ (536) (0.9) % General and administrative expenses decreased by $0.5 million, or 0.9%, for the year ended December 31, 2022 as compared to 2021.
General and administrative expenses for the years ended December 31, 2022 and 2021 are as follows: Years Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 31,298 8.3 % $ 33,571 9.1 % $ (2,273) (6.8) % Professional fees 15,706 4.2 % 16,194 4.4 % (488) (3.0) % Technology 3,379 0.9 % 2,922 0.8 % 457 15.6 % Lease expense and depreciation 1,668 0.4 % 1,888 0.5 % (220) (11.7) % Other 9,149 2.4 % 7,161 2.0 % 1,988 27.8 % Total general and administrative expenses $ 61,200 16.3 % $ 61,736 16.8 % $ (536) (0.9) % General and administrative expenses decreased by $0.5 million, or 0.9%, for the year ended December 31, 2022 as compared to 2021.
Future Capital Requirements Our ability to generate cash is subject to our performance, general economic conditions, industry trends and other factors, including the timing of cash collections from our customers, data costs and other trade payables, service of our debt and lease facilities and dividend payment obligations, and expenses from ongoing compliance efforts and legal matters.
Future Capital Requirements Our ability to generate cash is subject to our performance, general economic conditions, industry trends and other factors, including the timing of cash collections from our customers, data costs and other trade payables, service of our debt and lease facilities, dividend payment obligations, and expenses from ongoing compliance efforts and legal matters.
Notably, the Revolving Credit Agreement (as amended) contains financial covenants that require us to maintain a minimum Consolidated Asset Coverage Ratio and minimum Liquidity through maturity, minimum Consolidated EBITDA for periods through December 31, 2023, and a minimum Consolidated Fixed Charge Coverage Ratio for periods after December 31, 2023 (each term as defined in the Revolving Credit Agreement).
Notably, the Revolving Credit Agreement (as amended) contains financial covenants that require us to maintain a minimum Consolidated Asset Coverage Ratio and minimum Liquidity through maturity, and a minimum Consolidated Fixed Charge Coverage Ratio for periods after December 31, 2023 (each term as defined in the Revolving Credit Agreement).
Our liquidity could also be negatively affected if we are unable to repay or refinance our outstanding borrowings under the Revolving Credit Agreement upon its maturity in 2024. For additional information on the Revolving Credit Agreement, refer to Footnote 6 , Debt .
Our liquidity could also be negatively affected if we are unable to repay or refinance our outstanding borrowings under the Revolving Credit Agreement upon its maturity in May 2024. For additional information on the Revolving Credit Agreement, refer to Footnote 6 , Debt .
In 2021, we recorded a $9.6 million loss on debt extinguishment related to the payoff of our senior secured convertible notes issues to Starboard Value LP (the "Notes") and a subsidiary-issued secured promissory note (the "Secured Term Note") on March 10, 2021.
In 2021, we recorded a $9.6 million loss on debt extinguishment related to the payoff of our senior secured convertible notes issued to Starboard Value LP (the "Notes") and a subsidiary-issued secured promissory note (the "Secured Term Note") on March 10, 2021.
For additional information on the Preferred Stock issuance and related debt extinguishments, refer to Footnote 6 , Debt and Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity. Revolving Credit Agreement On May 5, 2021, we entered into the Revolving Credit Agreement, which matures on May 5, 2024.
For additional information on the Preferred Stock issuance and related debt extinguishments, refer to Footnote 6 , Debt and Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity. Revolving Credit Agreement On May 5, 2021, we entered into the Revolving Credit Agreement, which matures in May 2024.
Our assumed long-term growth rate was based on projected long-term inflation and gross domestic product growth estimates for the countries in which we operate and a long-term growth estimate for our business and the industry in which we operate. The long-term growth rate selected for the 2022, 2021 and 2020 annual impairment analyses was 3.0%.
Our assumed long-term growth rate was based on projected long-term inflation and gross domestic product growth estimates for the countries in which we operate and a long-term growth estimate for our business and the industry in which we operate. The long-term growth rate selected for the 2023, 2022 and 2021 annual impairment analyses was 3.0%.
As of December 31, 2022, we were in compliance with our covenants under the Revolving Credit Agreement, and based on our current plans, we do not anticipate a breach of these covenants that would result in an event of default under the Revolving Credit Agreement.
As of December 31, 2023, we were in compliance with our covenants under the Revolving Credit Agreement, and based on our current plans, we do not anticipate a breach of these covenants that would result in an event of default under the Revolving Credit Agreement.
The gain was primarily driven by fluctuations in the Euro and Chilean Peso against the U.S. Dollar and U.S. Dollar against the Canadian Dollar and Argentine Peso. For the year ended December 31, 2021, the gain from foreign currency transactions was $2.9 million. The gain was primarily driven by fluctuations in the Euro and Chilean Peso against the U.S.
For the year ended December 31, 2021, the gain from foreign currency transactions was $2.9 million. The gain was primarily driven by fluctuations in the Euro and Chilean Peso against the U.S. Dollar and Chilean Peso against the Euro.
The increase in other income, net was primarily driven by gains from the change in fair value of warrants liability due to a decrease in the trading price of our Common Stock during the year.
The increase in other income, net was primarily driven by gains from the change in fair value of warrants liability due to a decrease in the trading price of our Common Stock during 2022.
The extent of these investments will be affected by our ability to expand relationships with existing customers, grow our customer base and introduce new digital formats, as well as constraints on cash expenditures due to our financial position and the current economic environment. Net cash used in investing activities in 2022 was $17.8 million compared to $14.6 million in 2021.
The extent of these investments will be affected by our ability to expand relationships with existing customers, grow our customer base and introduce new digital formats, as well as constraints on cash expenditures due to our financial position and the current economic environment. Net cash used in investing activities in 2023 was $23.8 million compared to $17.8 million in 2022.
During the years ended December 31, 2022, 2021, and 2020, we recorded an income tax provision of $1.7 million, $0.9 million, and $0.9 million, resulting in an effective tax rate of 2.7%, 1.7%, and 1.9%, respectively.
During the years ended December 31, 2023, 2022, and 2021, we recorded an income tax provision of $1.5 million, $1.7 million, and $0.9 million, resulting in an effective tax rate of 2.0%, 2.7%, and 1.7%, respectively.
Our customers include digital publishers, television networks, movie studios, content owners, brand advertisers, agencies and technology providers. The platforms we measure include televisions, mobile devices, computers, tablets, CTV devices and movie theaters. The information we analyze crosses geographies, types of content and activities, including websites, mobile and OTT apps, video games, television and movie programming, e-commerce, and advertising.
Our customers include digital publishers, television networks, movie studios, content owners, brand advertisers, agencies and technology providers. The platforms we measure include televisions, mobile devices, computers, tablets, CTV devices and movie theaters. The information we analyze crosses geographies, types of content and activities, including websites, mobile and over-the-top applications, video games, television and movie programming, e-commerce, and advertising.
As of September 30, 2022, we concluded that it was more likely than not that the estimated fair value of our reporting unit was less than its carrying value. In our assessment, we considered the decline in our stock price and market capitalization among other factors.
As of June 30, 2023, we concluded that it was more likely than not that the estimated fair value of our reporting unit was less than its carrying value. In our assessment, we considered the decline in our stock price and market capitalization among other factors.
As of December 31, 2022, we had outstanding borrowings of $16.0 million and outstanding letters of credit totaling $3.4 million under the Revolving Credit Agreement, leaving a remaining borrowing capacity of $20.6 million. The borrowed funds were used to reduce our accounts payable balances, primarily related to expenses incurred in prior periods, and support our working capital position.
As of December 31, 2023, we had outstanding borrowings of $16.0 million and outstanding letters of credit totaling $3.2 million under the Revolving Credit Agreement, leaving a remaining borrowing capacity of $20.8 million. The borrowed funds were used to reduce our accounts payable balances, primarily related to expenses incurred in prior periods, and support our working capital position.
The determination of SSP also impacts the amount of revenues we can recognize in transactions where consideration is exchanged with counterparties as described above. Goodwill The valuation of goodwill involves the use of management's estimates and assumptions and can have a significant impact on future operating results.
The determination of SSP also impacts the amount of revenues we can recognize in transactions where consideration is exchanged with counterparties as described above. 41 Table of Conte nt s Goodwill The valuation of goodwill involves the use of management's estimates and assumptions and can have a significant impact on future operating results.
The discounted cash flow model requires the use of various assumptions in developing the present value of projected cash flows, the following of which are significant to our analysis: 41 Table of Conte nt s Projected financial performance: expected future cash flows and growth rates are based upon assumptions of our future revenue growth and operating costs.
The discounted cash flow model requires the use of various assumptions in developing the present value of projected cash flows, the following of which are significant to our analysis: Projected financial performance: expected future cash flows and growth rates are based upon assumptions of our future revenue growth and operating costs.
If the reporting unit's future performance falls below our expectations, or if there are negative revisions to our fair value assumptions, including those that are significant and discussed above, we may need to record a material, non-cash goodwill impairment charge in a future period.
If the reporting unit's future performance falls below our expectations, or if there are negative revisions to our fair value assumptions, including those that are significant and discussed above, we may need to record a material, non-cash goodwill impairment charge in a future period. 42 Table of Conte nt s
We use discount rates that are commensurate with the risks and uncertainty inherent in our business and in our internally-developed forecasts. The discount rates selected for the 2022, 2021 and 2020 annual impairment analyses were 27.0%, 19.0% and 13.5%, respectively.
We use discount rates that are commensurate with the risks and uncertainty inherent in our business and in our internally-developed forecasts. The discount rates selected for the 2023, 2022 and 2021 annual impairment analyses were 22.0%, 27.0% and 19.0%, respectively.
Our reporting unit did not pass the goodwill impairment test, and as a result we recorded a $46.3 million non-cash impairment charge. For further information refer to Footnote 10 , Goodwill and Intangible Assets and Item 7 , Critical Accounting Estimates .
Our reporting unit did not pass the goodwill impairment test, and as a result we recorded a $46.3 million non-cash impairment charge in the quarter ended September 30, 2022. For further information refer to Footnote 10 , Goodwill and Intangible Assets and Item 7 , Critical Accounting Estimates .
Liquidity and Capital Resources The following table summarizes our cash flows for each of the periods identified: Years Ended December 31, (In thousands) 2022 2021 2020 Net cash provided by operating activities $ 34,937 $ 9,856 $ 717 Net cash used in investing activities (17,822) (14,648) (15,555) Net cash used in financing activities (18,132) (22,452) (2,096) Effect of exchange rate changes on cash, cash equivalents and restricted cash (820) (1,218) 902 Net decrease in cash, cash equivalents and restricted cash (1,837) (28,462) (16,032) Overview Our principal uses of cash consist of cash paid for data, payroll and other operating expenses, including restructuring-related costs and expenses incurred in prior periods; payments related to investments in equipment, primarily to support our consumer panels and technical infrastructure required to deliver our products and services and support our customers; service of our debt and lease facilities; and dividend payment obligations with respect to our Preferred Stock.
Liquidity and Capital Resources The following table summarizes our cash flows for each of the periods identified: Years Ended December 31, (In thousands) 2023 2022 2021 Net cash provided by operating activities $ 28,926 $ 34,937 $ 9,856 Net cash used in investing activities (23,786) (17,822) (14,648) Net cash used in financing activities (3,394) (18,132) (22,452) Effect of exchange rate changes on cash, cash equivalents and restricted cash 748 (820) (1,218) Net increase (decrease) in cash, cash equivalents and restricted cash 2,494 (1,837) (28,462) Overview Our principal uses of cash consist of cash paid for data, payroll and other operating expenses, including restructuring-related costs and expenses incurred in prior periods; payments related to investments in equipment, primarily to support our consumer panels and technical infrastructure required to deliver our products and services and support our customers; service of our debt and lease facilities; and dividend payment obligations with respect to our Preferred Stock.
This compared to other expense, net for 2021 due to the loss on the warrants liability resulting from an exercise price adjustment described in Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity , and an increase in the trading price of our Common Stock during 2021.
This compared to other expense, net for 2021 due to an exercise price adjustment described in Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity , and an increase in the trading price of our Common Stock during 2021.
As of December 31, 2022, our principal sources of liquidity consisted of cash, cash equivalents and restricted cash totaling $20.4 million, including $0.4 million in restricted cash; cash flows from our operations; and amounts available to us under our Revolving Credit Agreement, as described below.
As of December 31, 2023, our principal sources of liquidity consisted of cash, cash equivalents and restricted cash totaling $22.9 million, including $0.2 million in restricted cash; cash flows from our operations; and amounts available to us under our Revolving Credit Agreement, as described below.
To the extent that our existing cash, cash equivalents and 40 Table of Conte nt s operating cash flow, together with savings from repayment of the Notes and Secured Term Note and cost-reduction initiatives undertaken by our management, are insufficient to fund our future activities and requirements, we may need to raise additional funds through public or private equity or debt financing.
To the extent that our existing cash, cash equivalents and operating cash flow, together with savings from repayment of prior debt arrangements and cost-reduction initiatives undertaken by our management, are insufficient to fund our future activities and requirements, we may need to raise additional funds through public or private equity or debt financing.
We performed a quantitative goodwill impairment test in conjunction with the annual test using a discounted cash flow model, supported by a market approach. Our reporting unit did not pass the goodwill impairment test, and as a result we recorded a $46.3 million non-cash impairment charge.
We performed a quantitative goodwill impairment test in conjunction with the annual test using a discounted cash flow model, supported by a market approach. Our reporting unit did not pass the goodwill impairment test, and as a result we recorded a $34.1 million non-cash impairment charge in the quarter ended December 31, 2023.
("CVI") pursuant to which we sold to CVI for aggregate gross proceeds of $20.0 million (i) 2,728,513 shares of Common Stock and (ii) Series A Warrants, Series B-1 Warrants, Series B-2 Warrants and Series C Warrants to initially purchase up to 11,654,033 shares of Common Stock (the "Private Placement").
("CVI") pursuant to which we sold to CVI for aggregate gross proceeds of $20.0 million (i) 136,425 shares of Common Stock and (ii) Series A Warrants, Series B-1 Warrants, Series B-2 Warrants and Series C Warrants to initially purchase up to 582,701 shares of Common Stock (the "Private Placement").
On October 14, 2019, we issued 2,728,513 shares of Common Stock to CVI upon exercise by CVI of the Series C Warrants. As a result of this exercise, the number of shares issuable under our Series A Warrants was increased by 2,728,513. On January 29, 2020, the Series B-1 Warrants expired unexercised.
On October 14, 2019, we issued 136,425 shares of Common Stock to CVI upon exercise by CVI of the Series C Warrants. As a result of this exercise, the number of 39 Table of Conte nt s shares issuable under our Series A Warrants was increased by 136,425. On January 29, 2020, the Series B-1 Warrants expired unexercised.
Our selected discount rate was higher in 2022 primarily due to the increase in risk-free interest rates, cost of debt, unlevered beta assumptions, and company-specific risk premium ("CSRP"). The increase in CSRP was related to the utilization of higher growth rates in earnings before interest, taxes, depreciation, and amortization.
Our selected discount rate was lower in 2023 in comparison to 2022 primarily due to the decrease in unlevered beta assumptions and company-specific risk premium ("CSRP"). The decrease in CSRP was related to the utilization of lower growth rates in earnings before interest, taxes, depreciation, and amortization.
Research and development expenses for the years ended December 31, 2022 and 2021 are as follows: Year Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 28,955 7.7 % $ 29,116 7.9 % $ (161) (0.6) % Technology 3,685 1.0 % 4,264 1.2 % (579) (13.6) % Lease expense and depreciation 2,783 0.7 % 3,555 1.0 % (772) (21.7) % Professional fees 1,002 0.3 % 1,664 0.5 % (662) (39.8) % Other 562 0.1 % 524 0.1 % 38 7.3 % Total research and development expenses $ 36,987 9.8 % $ 39,123 10.7 % $ (2,136) (5.5) % 34 Table of Conte nt s Research and development expenses decreased by $2.1 million, or 5.5%, for the year ended December 31, 2022 as compared to 2021.
Employee costs decreased primarily due to an increase in employee compensation capitalized in 2023 in relation to capitalized software projects as we are allocating more resources to product development, as well as a decrease in employee headcount related to our restructuring plan. 34 Table of Conte nt s Research and development expenses for the years ended December 31, 2022 and 2021 are as follows: Years Ended December 31, (In thousands) 2022 % of Revenue 2021 % of Revenue $ Variance % Variance Employee costs $ 28,955 7.7 % $ 29,116 7.9 % $ (161) (0.6) % Technology 3,685 1.0 % 4,264 1.2 % (579) (13.6) % Lease expense and depreciation 2,783 0.7 % 3,555 1.0 % (772) (21.7) % Professional fees 1,002 0.3 % 1,664 0.5 % (662) (39.8) % Other 562 0.1 % 524 0.1 % 38 7.3 % Total research and development expenses $ 36,987 9.8 % $ 39,123 10.7 % $ (2,136) (5.5) % Research and development expenses decreased by $2.1 million, or 5.5%, for the year ended December 31, 2022 as compared to 2021.
Results of Operations The following table sets forth selected Consolidated Statements of Operations and Comprehensive Loss data as a percentage of revenues for each of the periods indicated.
Results of Operations The following table sets forth selected Consolidated Statements of Operations and Comprehensive Loss data as a percentage of revenues for each of the periods indicated. Percentages may not add due to rounding.
General and Administrative General and administrative expenses consist primarily of employee costs including salaries, benefits, stock-based compensation and other related costs, and related expenses for executive management, finance, human capital, legal and other administrative functions, as well as professional fees, overhead, including allocated overhead, which is comprised of lease expense and other facilities-related costs, depreciation expense related to general purpose equipment and software, and expenses incurred for other general corporate purposes.
General and Administrative General and administrative expenses consist primarily of employee costs including salaries, benefits, stock-based compensation and other related costs, and related expenses for executive management, finance, human capital, legal and other administrative functions, as well as professional fees, overhead, including allocated overhead, which is comprised of lease expense and other facilities-related costs, depreciation expense related to general purpose equipment and software, amortization of cloud-computing implementation costs, changes in the fair value of our contingent consideration liability, Board of Directors compensation and expenses incurred for other general corporate purposes.
We generate the majority of our revenues from the sale and delivery of our products within the United States. For information with respect to sales by geographic markets, refer to Footnote 4 , Revenue Recognition , of the Notes to Consolidated Financial Statements.
Non-U.S. revenue declined in 2023 primarily due to a decline in revenue from our syndicated digital products. We generate the majority of our revenues from the sale and delivery of our products within the United States. For information with respect to sales by geographic markets, refer to Footnote 4 , Revenue Recognition , of the Notes to Consolidated Financial Statements.
The increase in cash used in investing activities was primarily due to an increase in cash paid for capitalized internally developed software offset by cash acquired from our 2021 acquisition of Shareablee. Net cash used in investing activities in 2021 was $14.6 million compared to $15.6 million in 2020.
The increase in cash used in investing activities was primarily due to an increase in cash paid for capitalized internally developed software offset by cash acquired from our 2021 acquisition of Shareablee. Financing Activities Net cash used in financing activities in 2023 was $3.4 million compared to $18.1 million in 2022.
Selling and Marketing Selling and marketing expenses consist primarily of employee costs, including salaries, benefits, commissions, stock-based compensation and other related costs for personnel associated with sales and marketing activities, as well as costs related to online and offline advertising, industry conferences, promotional materials, public relations, other sales and marketing programs and allocated overhead, which is comprised of lease expense and other facilities-related costs, and depreciation expense generated by general purpose equipment and software.
Additionally, other expenses decreased primarily due to higher contract fulfillment costs associated with the delivery of our cross-platform products in Europe in 2021. 33 Table of Conte nt s Selling and Marketing Selling and marketing expenses consist primarily of employee costs, including salaries, benefits, commissions, stock-based compensation and other related costs for personnel associated with sales and marketing activities, as well as costs related to online and offline advertising, industry conferences, promotional materials, public relations, other sales and marketing programs and allocated overhead, which is comprised of lease expense and other facilities-related costs, and depreciation expense generated by general purpose equipment and software.
Our primary uses of cash from operating activities include personnel costs and costs related to data and infrastructure used to develop and maintain our products and services. 39 Table of Conte nt s Cash provided by operating activities is calculated by adjusting our net loss for changes in working capital, as well as by excluding non-cash items such as: depreciation, non-cash operating lease expense, amortization expense of finance leases and intangible assets, impairment of right-of-use assets and goodwill, stock-based compensation, deferred tax provision, change in the fair value of financing derivatives, warrants liability and equity securities, loss on extinguishment of debt, non-cash interest expense on the Notes, accretion of debt discount, and amortization of deferred financing costs.
Cash provided by operating activities is calculated by adjusting our net loss for changes in working capital, as well as by excluding non-cash items such as: depreciation, non-cash operating lease expense, amortization expense of finance leases and intangible assets, impairment of right-of-use assets and goodwill, stock-based compensation, deferred tax provision, change in the fair value of financing derivatives, warrants liability and contingent consideration liability, loss on extinguishment of debt, non-cash interest expense on the Notes, accretion of debt discount, and amortization of deferred financing costs.
The projected long-term cash flows used in our fair value estimate are consistent with our most recent operating plan and are dependent on the successful execution of our business plan, overall industry growth rates and the competitive environment.
Goodwill allocated to our single reporting unit as of December 31, 2023 was $310.4 million. The projected long-term cash flows used in our fair value estimate are consistent with our most recent operating plan and are dependent on the successful execution of our business plan, overall industry growth rates and the competitive environment.
For additional information on the Private Placement and the 2021 adjustment to the exercise price of our Series A Warrants in connection with the Preferred Stock issuance (which adjustment could reduce the cash proceeds we receive upon exercise of the Series A Warrants), refer to Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity .
For additional information on the Private Placement and the adjustments to our Series A Warrants (which adjustments could reduce the cash proceeds we receive upon exercise of the Series A Warrants), refer to Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity . Restricted Cash Restricted cash represents security deposits for subleased office space.
Additionally, cost of revenues includes allocated overhead, lease expense and other facilities-related costs.
Additionally, cost of revenues includes allocated overhead, lease expense and other facilities-related costs and depreciation expense generated by general purpose equipment and software.
Amortization of intangible assets increased by $2.1 million, or 8.2%, for 2022 as compared to 2021 primarily due to amortization related to the customer relationships, methodologies and technology acquired as part of the Shareablee acquisition in December 2021.
Amortization of intangible assets increased by $2.1 million, or 8.2%, for 2022 as compared to 2021 due primarily to amortization related to certain software and customer relationships, methodologies and technology acquired as part of the Shareablee acquisition in December 2021. Impairment of Goodwill We performed a quantitative impairment test on our annual testing date as of October 1, 2023.
Investing Activities Cash used in investing activities primarily consists of payments related to capitalized internal-use software costs, purchases of computer and network equipment to support our technical infrastructure, and furniture and equipment.
These increases were partially offset by payments of $4.6 million related to our organizational restructuring during 2022. Investing Activities Cash used in investing activities primarily consists of payments related to capitalized internal-use software costs, purchases of computer and network equipment to support our technical infrastructure, and furniture and equipment.
Dollar and Chilean Peso against the Euro. For the year ended December 31, 2020, the loss from foreign currency transactions was $4.5 million. The loss was primarily driven by fluctuations in the Chilean Peso against both the U.S. Dollar and Brazilian Real and the U.S. Dollar against the Euro.
Dollar and Euro and the U.S. Dollar against the Euro and Argentine Peso. For the year ended December 31, 2022, the gain from foreign currency transactions was $1.2 million. The gain was primarily driven by fluctuations in the Euro and Chilean Peso against the U.S. Dollar and U.S. Dollar against the Canadian Dollar and Argentine Peso.
These increases were offset by a decrease in data costs primarily due to an amended data licensing agreement with Charter Communications, which resulted in a credit of $4.5 million recognized in 2022. Additionally, other expenses decreased primarily due to higher contract fulfillment costs associated with the delivery of our cross-platform products in Europe in 2021.
These increases were offset by a decrease in data costs primarily due to the amendment of our data licensing agreement with Charter Communications, which resulted in a credit of $4.5 million recognized in 2022.
Included within tax expense for the year ended December 31, 2020 are income tax adjustments of $8.9 million for permanent differences in the book and tax treatment of certain stock-based compensation, limitations on the deductibility of certain executive compensation, nondeductible 37 Table of Conte nt s interest expense on debt instruments and associated derivatives, and other nondeductible expenses.
These tax adjustments, along with state and local taxes and book losses in foreign jurisdictions where the income tax rate is substantially lower than the U.S. federal statutory rate, are the primary drivers of the annual effective income tax rate. 37 Table of Conte nt s Included within tax expense for the year ended December 31, 2021 are income tax adjustments of $9.2 million for permanent differences in the book and tax treatment of certain stock-based compensation, limitations on the deductibility of certain executive compensation, nondeductible interest expense on debt instruments and associated derivatives, and other nondeductible expenses.
Revenues by Geographic Location Revenue from outside of the United States was $38.6 million, $45.1 million and $45.3 million for the years ended December 31, 2022, 2021, and 2020, respectively.
Our movies revenue increased due to the continued return of consumers to theaters in markets worldwide in 2022. Revenues by Geographic Location Revenue from outside of the United States was $35.6 million, $38.6 million and $45.1 million for the years ended December 31, 2023, 2022, and 2021, respectively.
We expect our non-U.S. revenues to continue to decline as a percentage of our total revenues as a result of relative growth in our domestic product offerings. 32 Table of Conte nt s WPP Related Party Revenue We provide WPP plc ("WPP") and its affiliates, in the normal course of business, services relating to our different product lines and receive various services from WPP and its affiliates in supporting our data collection efforts.
WPP Related Party Revenue We provide WPP plc ("WPP") and its affiliates, in the normal course of business, services relating to our different product lines and receive various services from WPP and its affiliates in supporting our data collection efforts.
Employee costs decreased primarily due to lower stock-based compensation expense as a result of various executive departures in 2022 offset by an increase in salary costs.
Employee costs decreased primarily due to lower stock-based compensation expense as a result of various executive departures in 2022 offset by an increase in salary costs. These decreases were partially offset by an increase in Other expense primarily related to change in fair value of the contingent consideration recognized as part of our acquisition of Shareablee.
The decrease in cash used in investing activities was primarily due to net cash received as part of the Shareablee acquisition in 2021. Financing Activities Net cash used in financing activities in 2022 was $18.1 million compared to $22.5 million in 2021.
Net cash used in financing activities in 2022 was $18.1 million compared to $22.5 million in 2021.
As of December 31, 2022, the total fixed payment obligation related to these agreements is $50.0 million. We have an agreement for cloud-based data storage and bandwidth to help process and store our data. The remaining term for this agreement is one year. As of December 31, 2022, the total fixed payment obligation related to this agreement is $9.6 million.
We have both operating and financing leases related to corporate office space and equipment. Our leases have remaining terms from less than one to four years. As of December 31, 2023, the total fixed payment obligation related to these agreements is $41.6 million. We have an agreement for cloud-based data storage and bandwidth to help process and store our data.
Other Income (Expense), Net Other income (expense), net represents income and expenses incurred that are generally not recurring in nature or are not part of our normal operations. 36 Table of Conte nt s The following is a summary of other income (expense), net: Years Ended December 31, (In thousands) 2022 2021 2020 Change in fair value of financing derivatives $ — $ 1,800 $ 10,287 Change in fair value of warrants liability 9,802 (7,689) 4,894 Other (17) 111 (627) Total other income (expense), net $ 9,785 $ (5,778) $ 14,554 Total other income, net for the year ended December 31, 2022 was $9.8 million as compared to total other expense, net of $5.8 million in 2021.
The following is a summary of other income (expense), net: Years Ended December 31, (In thousands) 2023 2022 2021 Change in fair value of financing derivatives $ — $ — $ 1,800 Change in fair value of warrants liability 49 9,802 (7,689) Other (7) (17) 111 Total other income (expense), net $ 42 $ 9,785 $ (5,778) Total other income, net for the year ended December 31, 2023 was negligible as compared to total other income, net of $9.8 million in 2022.
These agreements have remaining terms from one to eight years. As of December 31, 2022, the total fixed payment obligations related to set-top box and connected TV data agreements are $299.7 million and $8.3 million, respectively.
We have data licensing agreements with a number of MVPDs and other providers for set-top box and connected TV data. These agreements have remaining terms from one to seven years. As of December 31, 2023, the total fixed payment obligations related to set-top box and connected TV data agreements are $298.5 million and $30.4 million, respectively.
Gain (Loss) from Foreign Currency Transactions Our foreign currency transactions are recorded as a result of fluctuations in the exchange rate between the transactional currency and the functional currency of foreign subsidiary transactions. For the year ended December 31, 2022, the gain from foreign currency transactions was $1.2 million.
(Loss) Gain from Foreign Currency Transactions Our foreign currency transactions are recorded as a result of fluctuations in the exchange rate between the transactional currency and the functional currency of foreign subsidiary transactions. Our foreign currency exposures that relate to the translation to U.S.
The holders of Preferred Stock are entitled to participate in all dividends declared on the Common Stock on an as-converted basis and are also entitled to a cumulative dividend at the rate of 7.5% per annum, payable annually in arrears and subject to increase under certain specified circumstances.
As of December 31, 2023, each share of Preferred Stock was convertible into 0.055915 shares of Common Stock, with such conversion rate scheduled to return to 0.05 upon payment of accrued dividends. 38 Table of Conte nt s The holders of Preferred Stock are entitled to participate in all dividends declared on the Common Stock on an as-converted basis and are also entitled to a cumulative dividend at the rate of 7.5% per annum, payable annually in arrears and subject to increase under certain specified circumstances (including in connection with the 2023 dividend waivers described below).
We may be obligated to obtain debt financing in order to effectuate the special dividend, which could significantly impact our financial position and liquidity depending on the timing and scope of the dividend payment and related financing. 38 Table of Conte nt s Moreover, this obligation could lead us to refinance or terminate the Revolving Credit Agreement prior to its maturity, due to its restrictions on our ability to incur additional debt.
We may be obligated to obtain debt financing in order to effectuate the special dividend, which could significantly impact our financial position and liquidity depending on the timing and scope of the dividend payment and related financing.
Restructuring We incurred restructuring expenses of $5.8 million for the year ended December 31, 2022, related to the implementation of a restructuring plan that included a workforce reduction. Certain other initiatives are expected to be completed as part of the restructuring plan, as described in Footnote 1 5 , Organizational Restructuring .
Organizational Restructuring We incurred restructuring expenses of $6.2 million and $5.8 million for the years ended December 31, 2023 and 2022, respectively, related to the implementation of a restructuring plan that included a workforce reduction communicated in 2022. We expect the 2022 restructuring plan to be substantially complete in 2024.
Interest expense, net, decreased $6.9 million during 2022 to $0.9 million as compared to $7.8 million in 2021. The decrease in interest expense for the year ended December 31, 2022 as compared to 2021 was primarily due to the extinguishment of the Notes and the Secured Term Note in March 2021, as described in Footnote 6 , Debt.
The decrease in interest expense for the year ended December 31, 2022 as compared to 2021 was primarily due to the extinguishment of the Notes and the Secured Term Note in March 2021, as described in Footnote 6 , Debt . 36 Table of Conte nt s Other Income (Expense), Net Other income (expense), net represents income and expenses incurred that are generally not recurring in nature or are not part of our normal operations.
No restructuring expenses were incurred during 2021 or 2020. Impairment of Right-of-use and Long-lived Assets In 2020, we recorded a $4.7 million impairment charge related to our facility lease right-of-use assets and associated leasehold improvements for certain properties on the market for sublease.
For further information refer to Footnote 15 , Organizational Restructuring . No restructuring expenses were incurred during 2021. Impairment of Right-of-use and Long-lived Assets In 2023, we recorded a $1.5 million impairment charge related to certain office space lease right-of-use assets and related long-lived assets.
The Revolving Credit Agreement provides a borrowing capacity equal to $40.0 million, which was increased from $25.0 million on February 25, 2022. As of December 31, 2022, we had outstanding borrowings of $16.0 million and outstanding letters of credit totaling $3.4 million under the Revolving Credit Agreement, leaving a remaining borrowing capacity of $20.6 million.
As of December 31, 2023, we had outstanding borrowings of $16.0 million and outstanding letters of credit totaling $3.2 million under the Revolving Credit Agreement, leaving a remaining borrowing capacity of $20.8 million. The outstanding borrowings under the Revolving Credit Agreement are classified within current liabilities as the facility matures in May 2024.
Impairment of Goodwill As of September 30, 2022, as a result of a decline in our stock price and market capitalization, among other factors, we performed an interim impairment review of our goodwill in conjunction with our October 1, 2022 annual testing date.
Our reporting unit did not pass the goodwill impairment test, and as a result we recorded a $44.1 million non-cash impairment charge in the quarter ended June 30, 2023. As of September 30, 2022, we performed an interim impairment review of our goodwill in conjunction with our October 1, 2022 annual testing date.
Total other expense, net for the year ended December 31, 2021 was $5.8 million as compared to total other income, net of $14.6 million in 2020.
For additional information about the change in fair value of warrants liability, refer to Footnote 5 , Convertible Redeemable Preferred Stock and Stockholders' Equity . Total other income, net for the year ended December 31, 2022 was $9.8 million as compared to total other expense, net of $5.8 million in 2021.
Cost of Revenues Cost of revenues consists primarily of expenses related to producing our products, operating our network infrastructure, the recruitment, maintenance and support of our consumer panels and amortization of capitalized fulfillment costs.
For the years ended December 31, 2023, 2022, and 2021, related party revenues with WPP and its affiliates were $8.3 million, $11.7 million and $13.6 million, respectively. 32 Table of Conte nt s Cost of Revenues Cost of revenues consists primarily of expenses related to producing our products, operating our network infrastructure, the recruitment, maintenance and support of our consumer panels and amortization of capitalized fulfillment costs.
Amortization of intangible assets decreased by $2.2 million, or 8.0%, for 2021 as compared to 2020 due primarily to certain acquired software and customer relationship intangibles having reached the end of their useful lives.
Amortization of intangible assets decreased by $21.9 million, or 80.8%, for 2023 as compared to 2022 primarily due to amortization related to certain customer relationships, methodologies and technology intangibles related to the Rentrak merger reaching the end 35 Table of Conte nt s of their useful lives.
These decreases were partially offset by a net increase of $10.8 million in cash dividends paid to holders of the Preferred Stock in 2022, reflecting a full annual dividend period, as compared to 2021, which included only a partial dividend period. Net cash used in financing activities in 2021 was $22.5 million compared to $2.1 million in 2020.
These decreases were partially offset by a net increase of $10.8 million in cash dividends paid to holders of the Preferred Stock in 2022, reflecting a full annual dividend period, as compared to 2021, which included only a partial dividend period. 40 Table of Conte nt s Contractual Payment Obligations We have certain long-term contractual arrangements that have fixed and determinable payment obligations including purchase obligations with MVPDs and connected (Smart) TV data providers, operating and financing leases, and data storage and bandwidth arrangements.
These decreases were partially offset by an increase in Other primarily related to change in fair value of the contingent consideration recognized as part of the business combination described in Footnote 2 , Summary of Significant Accounting Policies .
Other expense decreased primarily due to change in fair value of the contingent consideration recognized as part of our acquisition of Shareablee in 2021, as described in Footnote 2 , Summary of Significant Accounting Policies . In addition, Other expense decreased due to lower recruiting expense and operating tax expense.
The shift from other income, net was largely driven by a loss from the change in the fair value of our warrants liability and lower gains from the change in fair value of our financing derivatives.
The decrease in other income, net was primarily driven by larger gains from the change in fair value of warrants liability recognized in 2022 compared to 2023, due to a decrease in the trading price of our Common Stock in 2022 and an exercise price adjustment in 2023.
Selling and marketing expenses for the years ended December 31, 2021 and 2020 are as follows: Year Ended December 31, (In thousands) 2021 % of Revenue 2020 % of Revenue $ Variance % Variance Employee costs $ 55,966 15.2 % $ 57,629 16.2 % $ (1,663) (2.9) % Lease expense and depreciation 4,217 1.1 % 4,980 1.4 % (763) (15.3) % Technology 2,621 0.7 % 2,579 0.7 % 42 1.6 % Professional fees 2,024 0.6 % 2,651 0.7 % (627) (23.7) % Marketing and advertising 953 0.3 % 817 0.2 % 136 16.6 % Other 1,156 0.3 % 1,564 0.4 % (408) (26.1) % Total selling and marketing expenses $ 66,937 18.2 % $ 70,220 19.7 % $ (3,283) (4.7) % Selling and marketing expenses decreased by $3.3 million, or 4.7%, for the year ended December 31, 2021 as compared to 2020.
Selling and marketing expenses for the years ended December 31, 2023 and 2022 are as follows: Years Ended December 31, (In thousands) 2023 % of Revenue 2022 % of Revenue $ Variance % Variance Employee costs $ 50,337 13.6 % $ 55,416 14.7 % $ (5,079) (9.2) % Technology 3,149 0.8 % 3,360 0.9 % (211) (6.3) % Professional fees 3,120 0.8 % 2,464 0.7 % 656 26.6 % Lease expense and depreciation 3,106 0.9 % 3,849 1.0 % (743) (19.3) % Marketing and advertising 2,155 0.6 % 1,751 0.5 % 404 23.1 % Other 1,455 0.4 % 1,613 0.4 % (158) (9.8) % Total selling and marketing expenses $ 63,322 17.1 % $ 68,453 18.2 % $ (5,131) (7.5) % Selling and marketing expenses decreased by $5.1 million, or 7.5%, for the year ended December 31, 2023 as compared to 2022.
Research and development expenses for the years ended December 31, 2021 and 2020 are as follows: Year Ended December 31, (In thousands) 2021 % of Revenue 2020 % of Revenue $ Variance % Variance Employee costs $ 29,116 7.9 % $ 28,512 8.0 % $ 604 2.1 % Technology 4,264 1.2 % 4,322 1.2 % (58) (1.3) % Lease expense and depreciation 3,555 1.0 % 3,999 1.1 % (444) (11.1) % Professional fees 1,664 0.5 % 1,258 0.4 % 406 32.3 % Other 524 0.1 % 615 0.2 % (91) (14.8) % Total research and development expenses $ 39,123 10.7 % $ 38,706 10.9 % $ 417 1.1 % Research and development expenses increased by $0.4 million, or 1.1%, for the year ended December 31, 2021 as compared to 2020.
General and administrative expenses for the years ended December 31, 2023 and 2022 are as follows: Years Ended December 31, (In thousands) 2023 % of Revenue 2022 % of Revenue $ Variance % Variance Employee costs $ 26,770 7.2 % $ 31,298 8.3 % $ (4,528) (14.5) % Professional fees 14,341 3.9 % 15,706 4.2 % (1,365) (8.7) % Technology 3,385 0.9 % 3,379 0.9 % 6 0.2 % Lease expense and depreciation 1,444 0.4 % 1,668 0.4 % (224) (13.4) % Other 5,252 1.4 % 9,149 2.4 % (3,897) (42.6) % Total general and administrative expenses $ 51,192 13.8 % $ 61,200 16.3 % $ (10,008) (16.4) % General and administrative expenses decreased by $10.0 million, or 16.4%, for the year ended December 31, 2023 as compared to 2022.
Revenues for the years ended December 31, 2021 and 2020 are as follows: Year Ended December 31, (In thousands) 2021 % of Revenue 2020 % of Revenue $ Variance % Variance Digital Ad Solutions $ 221,979 60.5 % $ 213,504 60.0 % $ 8,475 4.0 % Cross Platform Solutions 145,034 39.5 % 142,532 40.0 % 2,502 1.8 % Total revenues $ 367,013 100.0 % $ 356,036 100.0 % $ 10,977 3.1 % Total revenues increased by $11.0 million, or 3.1%, for the year ended December 31, 2021 as compared to 2020.
Revenues for the years ended December 31, 2023 and 2022 are as follows: Years Ended December 31, (In thousands) 2023 % of Revenue 2022 % of Revenue $ Variance % Variance Digital Ad Solutions $ 208,833 56.2 % $ 212,510 56.5 % $ (3,677) (1.7) % Cross Platform Solutions 162,510 43.8 % 163,913 43.5 % (1,403) (0.9) % Total revenues $ 371,343 100.0 % $ 376,423 100.0 % $ (5,080) (1.3) % Total revenues decreased by $5.1 million, or 1.3%, for the year ended December 31, 2023 as compared to 2022.
Included within tax expense for the year ended December 31, 2021 are income tax adjustments of $9.2 million for permanent differences in the book and tax treatment of certain stock-based compensation, limitations on the deductibility of certain executive compensation, nondeductible interest expense on debt instruments and associated derivatives, and other nondeductible expenses.
Income tax expense of $0.7 million has also been included for permanent differences in the book and tax treatment of certain stock-based compensation, executive compensation, and other nondeductible expenses. These tax adjustments, along with state and local taxes, are the primary drivers of the annual effective income tax rate.
We also transferred outstanding letters of credit totaling $3.4 million under the Revolving Credit Agreement, which further reduced our restricted cash balance as this facility does not require letters of credit to be cash collateralized. Operating Activities Our primary source of cash provided by operating activities is revenues generated from sales of our products and services.
As of December 31, 2023 and 2022, we had $0.2 million and $0.4 million of restricted cash, respectively. Operating Activities Our primary source of cash provided by operating activities is revenues generated from sales of our products and services.
Employee costs decreased primarily due to lower commission expense and a decrease in employee headcount. Lease and depreciation expense decreased primarily due to lower rent as we reduced our office footprint and sublet two locations during 2020.
Employee costs decreased primarily due to a decrease in employee headcount related to our restructuring plan and lower commissions.
We believe that macroeconomic factors (including inflation, rising interest rates and supply chain disruptions) caused a reduction or delay in advertising expenditures in 2022, impacting demand for certain digital products. We expect this trend to continue into 2023.
We believe that macroeconomic factors (including inflation, interest rates and supply chain disruptions) continued to cause reductions and delays in advertising expenditures in 2023, which impacted demand for certain digital products. Cross Platform Solutions revenue decreased primarily due to lower national TV revenue from lower renewals and a one-time custom deliverable in the first quarter of 2022.
We expect that softness in the advertising market will continue to affect our business in 2023. Preferred Stock On March 10, 2021, we issued 82,527,609 shares of Preferred Stock in exchange for gross cash proceeds of $204.0 million. Net proceeds from the issuance totaled $187.9 million after deducting issuance costs.
Although we cannot quantify the impact of macroeconomic factors on our future results, any worsening of ad market conditions could negatively impact our financial position and liquidity. Preferred Stock On March 10, 2021, we issued 82,527,609 shares of Preferred Stock in exchange for gross cash proceeds of $204.0 million.
General and administrative expenses for the years ended December 31, 2021 and 2020 are as follows: Year Ended December 31, (In thousands) 2021 % of Revenue 2020 % of Revenue $ Variance % Variance Employee costs $ 33,571 9.1 % $ 28,205 7.9 % $ 5,366 19.0 % Professional fees 16,194 4.4 % 12,922 3.6 % 3,272 25.3 % Technology 2,922 0.8 % 2,246 0.6 % 676 30.1 % Lease expense and depreciation 1,888 0.5 % 2,114 0.6 % (226) (10.7) % Other 7,161 2.0 % 10,296 2.9 % (3,135) (30.4) % Total general and administrative expenses $ 61,736 16.8 % $ 55,783 15.7 % $ 5,953 10.7 % (1) Calculation is not meaningful.
Research and development expenses for the years ended December 31, 2023 and 2022 are as follows: Years Ended December 31, (In thousands) 2023 % of Revenue 2022 % of Revenue $ Variance % Variance Employee costs $ 26,628 7.2 % $ 28,955 7.7 % $ (2,327) (8.0) % Technology 3,367 0.9 % 3,685 1.0 % (318) (8.6) % Lease expense and depreciation 2,523 0.7 % 2,783 0.7 % (260) (9.3) % Professional fees 640 0.2 % 1,002 0.3 % (362) (36.1) % Other 543 0.1 % 562 0.1 % (19) (3.4) % Total research and development expenses $ 33,701 9.1 % $ 36,987 9.8 % $ (3,286) (8.9) % Research and development expenses decreased by $3.3 million, or 8.9%, for the year ended December 31, 2023 as compared to 2022.
Employee costs increased primarily due to higher stock-based compensation expense and the modification of certain employee incentive compensation.
Employee costs decreased primarily due to lower stock-based compensation expense in 2023 and severance expense related to the retirement of our former CEO which was recognized in 2022.
These increases were partially offset by payments of $4.6 million related to our organizational restructuring during 2022. Net cash provided by operating activities in 2021 was $9.9 million compared to $0.7 million in 2020.
Net cash provided by operating activities in 2023 was $28.9 million compared to $34.9 million in 2022.
The next scheduled dividend payment date for the Preferred Stock is June 30, 2023, and as of December 31, 2022, accrued dividends for the Preferred Stock totaled $7.9 million. On May 5, 2021, we entered into the Revolving Credit Agreement with Bank of America N.A.
The deferred dividends will continue to accrue and accumulate at a rate of 9.5% per year until declared and paid, with payment to occur on or before June 30, 2024. As of December 31, 2023, accrued dividends for the Preferred Stock totaled $24.1 million.