| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 428 |
34.7%
|
| 1 | Only sometimes | 354 |
28.7%
|
| 2 | Often | 248 |
20.1%
|
| 3 | Always | 115 |
9.3%
|
| 9 | Don't know | 87 |
7.1%
|
| 998 | Refused | 0 |
0%
|