Receipt composition as a share of GDP by type of tax from 1934 to 2028.
Percentage of receipt composition for each type of tax from 1934 to 2028.
Federal tax collections by tax type and state from 1998 to 2019.
Historical chart of federal revenues by type of tax: individual, social insurance, corporate or excise.
Historical number of returns by form or type of tax from 1975 to 2015.