| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 99 |
4.3%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 0 | no | 745 |
32.3%
|
| 1 | yes | 1463 |
63.4%
|
| Sysmiss | 1814 |