| | | | | | | | | 10 -30% 80% | | 10% 30% 50% | | | | | | | | | | 10% 20% | 2 ~ | 3 | | | 50% 500 | 20% 1200 | 40% 1000 ~1500 3 ~ 4 | 7~10 | | | |