 The survey also shows that blacks are bigger victims of assault by police.The National Victimization Survey shows that in 2009, 6.5% of blacks who had suffered an aggression as aggressors police or private security guards (who are often working in the police off duty), compared with 3.7% of whites.According to Daniel Cerqueira, more than 60,000 people are murdered every year in the country and there is a strong bias of color and social status in these deaths