| | 3 28 | | | | | | | 20 | | | | | | | | | | | | | | | | | | 2000 | | | 10 | 90% | 2000 | 300~400 | | | | | | | | | 36 300 | | | | | | | | 110 | 12 | 42 | 12 | | | |