Line chart with seven lines, one for each group

For victims ages 12 to 15, violent crime rate per 1,000 persons began at 81.8 in 1973 and fell to 76.4 in 1976. Then violent crime rate climbed to 83.7 in 1978, before falling to 72.5 in 1980. After 1980, it continued to climb reaching a high of 118.6 in 1994, before decreasing to a low of 42.2 in 2008.

For victims ages 16 to 19, violent crime rate per 1,000 persons began at 81.7 in 1973 and increased, reaching a high of 94.4 in 1982. The rate then dropped, reaching 80.8 in 1986, before increasing to 123.9 in 1994. Then it fell to a low of 37.0 in 2008.

For victims ages 20 to 24, violent crime rate per 1,000 persons began at 87.6 in 1973 and decreased to 79.7 in 1976. The rate then rose to 98.4 in 1979, before falling to 78.8 in 1989. After 1989, it climbed to 103.6 in 1991, before falling to 43.2 in 2004. The rate then rose, reaching 46.8 in 2005, before it dropped to 37.8 in 2008.

For victims ages 25 to 34, violent crime rate per 1,000 persons began at 52.4 in 1973 and increased to 69.6 in 1982. Then violent crime rate fell to 23.4 in 2008.

For victims ages 35 to 49, violent crime rate per 1,000 persons began at 38.8 in 1973 and fell to 35.8 in 1977, where it remained constant until 1978. After 1978, violent crime rate increased to 41.6 in 1981, before falling to a low of 34.4 in 1990. After 1990, it rose to 42.5 in 1993, before decreasing to 16.7 in 2008.

For victims ages 50 to 64, violent crime rate per 1,000 persons began at 17.2 in 1973 and fell to 15.5 in 1974. After 1974, violent crime rate rose to 17.8 in 1975, before decreasing to 9.5 in 2001. It then increased to 10.7 in 2008.

For victims ages 65 or older, violent crime rate per 1,000 persons began at 9.1 in 1973 and rose to 9.5 in 1974. The rate then decreased to a low of 2.0 in 2003, before rising to 3.1 in 2008.