The report also describes the juvenile justice system and the manner in which the cases were disposed during the reporting period, based on the analysis of case-specific reports completed and submitted to the Juvenile Justice Data Base each month by each county. The data reveal that the most common age group of juveniles involved in delinquency proceedings was 15-16 for females and 17-18 for males. More than 69 percent of the juveniles involved in delinquency proceedings were male, and 80 percent were white. Fifty-three percent of these youths had no prior involvement in delinquency proceedings, and 16 percent had previously been adjudicated delinquent. Ninety-two percent were living with parents or relatives at the time the delinquency case was initiated. Family income was unknown for 38 percent. Among the others, 28 percent were from families receiving some type of public assistance. Sixty-three percent were mainstream students in schools, 10 percent were special education students, 17 percent had dropped out of school, and 3 percent were students in an alternative school or adult basic education program. Figures, tables, and appended tables and list of related reports available