| | | | | | | | | | | | | 1. | | 21.7% | | | | 1~2 | 20% | 15% ~20% | | | 2. | | | 3. | | | | | | | 1~2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |