| 品質 | 初級�� | 初級�� | 初級�� | 中級�� | 中級�� | 上級�� |
| 初級�� | - | 8.0% | 19.5% | 36.2% | 59.1% | 82.1% |
| 初級�� | -7.4% | - | 11.0% | 26.8% | 48.8% | 69.5% |
| 初級�� | -16.3% | -9.9% | - | 14.2% | 34.0% | 52.7% |
| 中級�� | -26.6% | -21.1% | -12.4% | - | 17.4% | 33.7% |
| 中級�� | -37.1% | -32.8% | -25.4% | -14.8% | - | 13.9% |
| 上級�� | -45.1% | -41.0% | -34.5% | -25.2% | -12.2% | - |