| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 332 |
26.4%
|
| 1 | Only sometimes | 504 |
40.1%
|
| 2 | Often | 92 |
7.3%
|
| 3 | Always | 81 |
6.4%
|
| 9 | Don't know | 247 |
19.7%
|
| 998 | Refused | 0 |
0%
|