Fiscal Year 2023 : Table 9.1 - Total Investment Outlays for Major Public Physical Capital, Research and Development, and Education and Training: 1962-2023
United States. Office of Management and Budget. "Fiscal Year 2023 : Table 9.1 - Total Investment Outlays for Major Public Physical Capital, Research and Development, and Education and Training: 1962-2023," Historical Tables, Budget of the United States Government (March 28, 2022). https://fraser.stlouisfed.org/title/383/item/612092/content/xlsx/BUDGET-2023-TAB-10-1, accessed on October 12, 2026.
United States Government Publishing Office