Grade | Grade 1 | Grade 2 | Grade 3 |
Gender (Male/Female) | 46/43 | 34/42 | 40/46 |
Place of Residence (Rural/Urban) | 34/55 | 38/38 | 31/55 |
Ethnic Group (Tujia/Han) | 49/40 | 40/36 | 38/48 |
Total | 89 | 76 | 86 |