| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 489 |
42.1%
|
| 1 | Only sometimes | 334 |
28.8%
|
| 2 | Often | 151 |
13%
|
| 3 | Always | 40 |
3.4%
|
| 9 | Don't know | 147 |
12.7%
|
| 998 | Refused | 0 |
0%
|