There are currently about seventy million Americans under the age of 18, or a quarter of the total US population. Juvenile crime statistics report that 2.3 million juveniles were arrested in 2002. This accounts for 17 percent of all arrests and 15 to 25 percent of all violent crimes. According to juvenile crime statistics, murder accounted for five percent of violent crimes committed by juveniles, 12 percent for rape, 14 percent for robbery, and 12 percent for aggravated assault. According to juvenile crime statistics, one million juvenile crime cases are processed through the juvenile court system each year and 200,000 are processed through the adult legal system.