Federal funds for education and research 1970-2022, by level and purpose
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Federal government on-budget funding for education and related programs from 1970 to 2022, by level and purpose (in billion U.S. dollars)
1970年至2022年按层级与用途划分的美国联邦政府教育及相关项目预算内拨款（单位：十亿美元）
