1986-2006 Individual Income Tax Return Stats

Tax Year 1986-2006 Individual Income Tax Return Statistics by Selected Descending and Ascending Cumulative Percentiles - Tax Year 1986-2006 individual income tax return statistics by selected descending and ascending cumulative percentiles are now available. These updated tables show historical statistics from 1986 through 2006 on income and tax by cumulative percentiles based on numbers of returns. The tables show distributions of adjusted gross income (AGI) and total income tax, as defined for each tax year, by descending and ascending cumulative percentiles of returns in both current and constant dollars. They can be used to make comparisons across cumulative percentile classes beginning with Tax Year 1986. Table 1 is based on percentiles of returns cumulated downward from the highest income return and shows data for the top 1 percent, 5 percent, 10 percent, 25 percent, and 50 percent of returns with positive amounts of AGI. Table 2 is based on returns cumulated upward from the lowest income returns and shows for the bottom 50 percent, 75 percent, 90 percent, 95 percent, and 99 percent of returns with positive amounts of AGI.

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