| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 6 |
0.5%
|
| 0 | Never | 112 |
10.1%
|
| 1 | Only sometimes | 246 |
22.3%
|
| 2 | Often | 303 |
27.4%
|
| 3 | Always | 336 |
30.4%
|
| 9 | Don't know | 101 |
9.1%
|
| 998 | Refused | 0 |
0%
|