| Value | Category | Cases | |
|---|---|---|---|
| 1 | Regularly | 76 |
1.3%
|
| 2 | Often | 201 |
3.4%
|
| 3 | Sometimes | 559 |
9.5%
|
| 4 | Rarely | 1124 |
19%
|
| 5 | Never | 3944 |
66.8%
|
| Sysmiss | 3956 |