| 組界 | 頻率 | 累積 % |
| 5 | 0 | .00% |
| 10 | 1 | 1.20% |
| 15 | 0 | 1.20% |
| 20 | 0 | 1.20% |
| 25 | 1 | 2.41% |
| 30 | 1 | 3.61% |
| 35 | 0 | 3.61% |
| 40 | 1 | 4.82% |
| 45 | 1 | 6.02% |
| 50 | 1 | 7.23% |
| 55 | 4 | 12.05% |
| 60 | 7 | 20.48% |
| 65 | 3 | 24.10% |
| 70 | 3 | 27.71% |
| 75 | 13 | 43.37% |
| 80 | 16 | 62.65% |
| 85 | 9 | 73.49% |
| 90 | 12 | 87.95% |
| 95 | 8 | 97.59% |
| 100 | 2 | 100.00% |
| 其他 | 0 | 100.00% |