| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 9951 |
91.5%
|
| 2 | Rarely | 204 |
1.9%
|
| 3 | Sometimes | 91 |
0.8%
|
| 4 | Often | 57 |
0.5%
|
| 5 | Regularly | 17 |
0.2%
|
| 7 | NA | 558 |
5.1%
|
| Sysmiss | 38 |