| | | | | | 1- 1 | | | | | | | | | 1 - 1 | 1 - 2 | | | | | | | | 15 | | | 1% ~ | 1.5% | | | | 1 - 3 | | | | | | | | | | | | | | | | | | | 19 ~ 20 | | | | | | | | | | 1 - 4 | | | | | | | | | |