All of the numbers on this graphic are taken from official government reports compiled by the Bureau of Labor Statistics. Each item can be found at one of the URLs posted below.
If you like this, you might also want to read @ https://polination.wordpress.com/2012/10/06/unemployment-under-obama/
January 2009 Employment Report @ http://www.bls.gov/news.release/archives/empsit_02062009.htm
September 2012 Employment Report @ http://www.bls.gov/news.release/archives/empsit_10052012.htm
Unemployment Rate @ http://data.bls.gov/timeseries/LNS14000000
Employment-Population Ratio @ http://data.bls.gov/timeseries/LNS12300000
Discouraged Workers @ http://data.bls.gov/timeseries/LNU05026645