| | | | | | 1. | | | | | | | | | 2. | | | | | 1%—2% | | | | | | | 18 | | 3 | 7 11 4 | 10 | 2 0.5% | | 3. | 23 | | | | 60%70% | 8 8 | 8 | 5 3 4 | | 0.5% | | | | | | | | 4. | | | | |