| 1. 100 ~200 | 2. 20% 100 | | 3. 3 ~ 4 5% | 1000 0.5% 10 ~ 20 | | 4. 3% 50 ~ 100 25% | 500 500 | C 2 ~ 4 1 ~ | 2 | 5. 10% 10~ 20 10% | 100 ~ 150 40% 60 ~ 100 | 1 |