| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not applicable | 57 |
0.7%
|
| 1 | Never | 522 |
6.7%
|
| 2 | Seldom | 1983 |
25.4%
|
| 3 | Sometimes | 2781 |
35.7%
|
| 4 | Often | 835 |
10.7%
|
| 5 | Always | 1586 |
20.3%
|
| ? | Missinf | 33 |
0.4%
|