Archive < SOI Report 1916 to 1933 Statistics of Income Reports From 1916 to 1933, the SOI Report provided information on income taxes paid by individuals, corporations, partnerships, estates and trusts, as well as information on gift and estate taxes. 1916PDF 1917PDF 1918PDF 1919PDF 1920PDF 1921PDF 1922PDF 1923PDF 1924PDF 1925PDF 1926PDF 1927PDF 1928PDF 1929PDF 1930PDF 1931PDF 1932PDF 1933PDF Archive < SOI Report