| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 14 |
1.2%
|
| 0 | Never | 879 |
73.3%
|
| 1 | Only sometimes | 160 |
13.3%
|
| 2 | Often | 51 |
4.3%
|
| 3 | Always | 17 |
1.4%
|
| 9 | Don't know | 78 |
6.5%
|
| 998 | Refused | 0 |
0%
|