| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 580 |
48.3%
|
| 1 | Only sometimes | 206 |
17.2%
|
| 2 | Often | 168 |
14%
|
| 3 | Always | 160 |
13.3%
|
| 9 | Don't know | 85 |
7.1%
|
| 998 | Refused | 0 |
0%
|