| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1031 |
43.6%
|
| 1 | Only sometimes | 623 |
26.4%
|
| 2 | Often | 306 |
12.9%
|
| 3 | Always | 164 |
6.9%
|
| 9 | Don't know | 239 |
10.1%
|
| 998 | Refused | 0 |
0%
|