| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 3 |
0.1%
|
| -888 | -888 | 18 |
0.4%
|
| -666 | Cannot remember | 25 |
0.5%
|
| 0 | No | 3161 |
68.9%
|
| 1 | Yes | 1372 |
29.9%
|
| 3 | I was not at home | 12 |
0.3%
|
| Sysmiss | 359 |