| Region | Severe deficient | Deficient | Medium | Sufficient | Total | |||||
| Sample No. | % | Sample No. | % | Sample No. | % | Sample No. | % | Sample No. | % | |
| XZ | 0 | 0 | 15 | 35.7 | 15 | 35.7 | 12 | 28.6 | 42 | 100 |
| LX | 0 | 0 | 0 | 0 | 7 | 63.6 | 4 | 36.4 | 11 | 100 |
| GD | 0 | 0 | 2 | 15.4 | 4 | 30.8 | 7 | 53.9 | 13 | 100 |
| NG | 0 | 0 | 0 | 0 | 3 | 37.5 | 5 | 62.5 | 8 | 100 |
| JX | 0 | 0 | 5 | 26.3 | 9 | 47.4 | 5 | 26.3 | 19 | 100 |
| JXX | 1 | 10.0 | 3 | 30.0 | 3 | 30.0 | 3 | 30.0 | 10 | 100 |
| JD | 2 | 9.5 | 4 | 19.0 | 14 | 66.7 | 1 | 4.8 | 21 | 100 |
| Total | 3 | 2.4 | 29 | 23.4 | 55 | 44.4 | 37 | 29.8 | 124 | 100 |