| | | | | | | | | | | 1998 | 10 1 | | | 18 55 | | | | | | | | | | | 4000 ~ 5000 80% | 20% | | 1/20 | | | | | | | | | | | | | | | | | | | | | B | C | | | | | | | | 4000 ~ 5000 | | 200 | | 1/20 |