WASHINGTON — A look at federal prisons, by the numbers:
—Number of federal prison inmates: 219,000
—Number of inmates in federal prisons for drug offenses, 1980: 4,700
—Number of inmates in federal prisons for drug offenses, 2010: 97,500
—Number of federal convictions for drug offenses each year: 25,000
—Number of federal drug convictions each year for lower-level drug offenses such as street dealing or delivering: 11,250
—Percentage of federal inmates convicted of drug offenses who are African-America: 30 percent
—Percentage of federal inmates convicted of drug offenses who are Hispanic: 40 percent
