There are 135.7 million taxpayers in the USA. 1.3 million are in the top 1%. 6.8 million are in the top 5%, and 13.6 million are in the top 10%. This groups share of total income is 22%. The Top 1% earns about 21% of total US income. They make $388,806 or higher, with an average tax rate of 22.80%, and turn in a share of taxpayer money about 40%. The Top 5% earns $153,542 or higher and pays 60% of taxes, with an average tax rate of 20.7%. The groups share of total income is 36.7%. The Top 10% earns $108,904 or higher and pays 70.68% of all taxes, with an average rate of 18.9%. The groups share of total income is 47.%. The 40% below that make between $32k and $108k and result in 28% of all tax income. The bottom 50% of income earners (67 million), contribute 3% of tax income and make less than $32k. History of Tax Rates 1915 - Bottom rate: 1%, Top rate: 7%. WWI - 4% and 73%. 1925-1932 - 1% and 25% 1942-1945 - 19% and 88% 1965-1981 - 14% and 70% 1981 12% and 50% 1987 11% and 38.5% 1993-2...