Map of US states by state tax as a percentage of average income per capita, 2007.
Legend:

  &lt;5%
  5%-5.5%
  5.5%-6%
  6%-6.5%
  6.5%-7%
  7%-7.5%
  7.5%-8%
  8%-8.5%
  &gt;8.5%
Own work
TastyCakes on English Wikipedia