|
| 年级 | 性别 | |||||
| 初一 | 初二 | 初三 | 男 | 女 | |||
| 独生子女 | 是 | 计数 | 31 | 37 | 50 | 67 | 51 |
| 总数的% | 14.7% | 17.5% | 23.7% | 31.8% | 24.2% | ||
| 否 | 计数 | 17 | 31 | 45 | 49 | 44 | |
| 总数的% | 8.1% | 14.7% | 21.3% | 23.2% | 20.9% | ||