| Value | Category | Cases | |
|---|---|---|---|
| -3 | Not applicable; Father unknown | 195 |
16.4%
|
| -2 | No answer | 2 |
0.2%
|
| -1 | Dont know | 131 |
11%
|
| 1 | Lower | 606 |
50.9%
|
| 2 | Middle | 167 |
14%
|
| 3 | Higher | 89 |
7.5%
|