To summarize: 108.616 million people in America are either unemployed, underemployed or "Not in the labor force". This represents 45.5% of working age Americans.
If you count the "Part time employed for non-economic reasons", you get 126.8 million Americans who are unemployed, underemployed, working part time or "Not in the labor force". That represents 53% of working age Americans.
http://theautomaticearth.blogspot.com/2011/01/january-23-2011-only-47-of...