The number of cases of juvenile violence in schools and that of juveniles cleared or guided by police decreased after hitting peaks at 2,125 cases in 1983 and at 10,468 juveniles in 1981, respectively. Recently, the number of cases remained between 500 and 1,100, while the number of such juveniles remained between 1,000 and 1,600. However, both numbers have been on an upward trend again since 2003, and in 2006, the number of cases was 1,100 (up by 3.8% from the previous year), while the number of such juveniles was 1,455 (up by 5.1% (id.)). Junior high school students have an overwhelming share among juveniles cleared or guided by the police in each year. In 2006, junior high school students were the largest in number with 1,338 juveniles (92.0%), followed by senior high school students with 90 juveniles (6.2%), and elementary school pupils with 27 juveniles (1.9%) (Source: The Community Safety Bureau, National Police Agency).