| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2719 |
27.2%
|
| 2 | No | 7259 |
72.5%
|
| 8 | Don't know | 19 |
0.2%
|
| 9 | Refusal | 13 |
0.1%
|
| Sysmiss | 7980 |