Here’s an interesting chart compiled by a professor at Cornell:

This goes a fair ways in explaining the odd political behaviour of a good many Americans.
Source: ‘Reconstituting the Submerged State: The Challenges of Social Policy Reform in the Obama Era’ by Suzanne Mettler.
Alan Schmierer
Listening to the depressingly uneducated complainers is really the worst part about working for the U.S. Government.