State data show selected income and tax items classified by State, size of adjusted gross income (AGI), and selected AGI percentiles. Data are based on individual income tax returns filed with the IRS. The data include items, such as: Number of returns, which approximates the number of households Number of personal exemptions, which approximates the population Adjusted gross income Wages and salaries Dividends before exclusion Interest received Statistics of Income historic table 2 Data Presented: Individual Income and Tax Data, by State and Size of Adjusted Gross Income. Adjusted gross income (AGI) percentile data by state Data Presented: Number of individual income tax returns, total income tax, AGI floor percentiles, average tax rates, and sources of income, by selected descending cumulative percentiles.