There are also two- to three-year junior colleges and vocational colleges. Elementary schooling is compulsory, with an enrollment rate of 100 percent. Compulsory middle school education for three additional years was implemented in 2002. * Secondary education According to APEC website, there are two types of high schools in South Korea, general and vocational. Combining the two types of high schools together, the ratio of middle school graduates advancing to high school was 99.7 in…