Prison Population Increases as Crime Declines / Join Together, 10 Nov 2004

http://www.jointogether.org/sa/news/summaries/reader/0%2C1854%2C575137%2C00.html
"Although both violent and property crimes declined last year, a new Justice Department study finds that the federal and state prison population increased 2.1 percent, mainly because of tougher sentencing laws passed in the 1990s"

"Prisoners in 2003 (NCJ-205335)," Paige M. Harrison and Allen J. Beck
http://www.ojp.usdoj.gov/bjs/abstract/p03.htm