| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 12 |
0.2%
|
| 2 | No | 6974 |
99%
|
| 7 | Never went to school | 52 |
0.7%
|
| 8 | Don't know/don't remember | 0 |
0%
|
| 9 | refused/No answer | 3 |
0%
|
| Sysmiss | 819 |