According to National Police Authority records, in 2002, 16,212 foreigners were caught committing 34,746 crimes, over half of which turned out to be visa violations (residing/working in Japan without a valid visa). The statistics show that 12,667 cases (36.5%) and 6,487 individuals (40.0%) were Chinese, 5,272 cases (15.72%) and 1,186 individuals (7.3%) were Brazilian, and 2,815 cases (8.1%) and 1,738 individuals (10.7%) were Korean. The total number of crimes committed in the same year by Japanese was 546,934 cases.
Question: What were most of the crimes that foreigners committed?
Answer: visa violations