| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 342 |
28.5%
|
| 1 | Only sometimes | 478 |
39.8%
|
| 2 | Often | 239 |
19.9%
|
| 3 | Always | 126 |
10.5%
|
| 9 | Don't know | 15 |
1.3%
|
| 998 | Refused | 0 |
0%
|