Blacks form 13.4% of the US population. (2006)
[ame=http://en.wikipedia.org/wiki/Demographics_of_the_United_States]Demographics of the United States - Wikipedia, the free encyclopedia[/ame]
Blacks commit 53.7% of violent crimes and 38.3% of property crimes in the US. (2006)
Bureau of Justice Statistics Key Facts at a Glance Percent of crime reported to police by race
Somebody do the math.....