| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1156 |
49.7%
|
| 1 | Only sometimes | 645 |
27.8%
|
| 2 | Often | 265 |
11.4%
|
| 3 | Always | 43 |
1.9%
|
| 9 | Don't know | 215 |
9.3%
|
| 998 | Refused | 0 |
0%
|