| Value | Category | Cases | |
|---|---|---|---|
| 1 | Often | 2 |
0.2%
|
| 2 | Sometimes | 18 |
2.2%
|
| 3 | Rarely | 14 |
1.7%
|
| 4 | Never | 790 |
95.9%
|
| 5 | Refused to answer | 0 |
0%
|
| Sysmiss | 111 |