| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 357 |
27.4%
|
| 1 | Only sometimes | 121 |
9.3%
|
| 2 | Often | 435 |
33.4%
|
| 3 | Always | 257 |
19.7%
|
| 9 | Don't know | 134 |
10.3%
|
| 998 | Refused | 0 |
0%
|