| Value | Category | Cases | |
|---|---|---|---|
| 1 | Always | 552 |
33.1%
|
| 2 | Mostly | 105 |
6.3%
|
| 3 | Sometimes | 382 |
22.9%
|
| 4 | Never | 629 |
37.7%
|
| 8 | Unknown | 0 |
0%
|
| 9 | Missing | 19 | |
| Sysmiss | 1539 |