A number of crimes were not covered by the amnesty law.
Even so, the number of major crimes has fallen by nearly half since 1997.
The number of violent crimes in the city has fallen more than 30 percent since 2006.
This was in spite the fact that the number of crimes reported had only increased from 345 to 363.
The total number of crimes committed in the same year by Japanese was 546,934 cases.
But, the commissioner said, the number of major crimes at the school has declined.
Last year the number of crimes in the state dropped 5.2 percent.
Last year, the total number of violent crimes reported - 11,380 - was 5.2 percent lower than in 1998.
And overall, the number of major crimes dropped last year to 37,720 from 38,698 in 1993.
From 1982 to 1988, the total number of economic crimes were 218,000.