| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 352 |
14.5%
|
| 1 | Only sometimes | 1031 |
42.4%
|
| 2 | Often | 672 |
27.6%
|
| 3 | Always | 313 |
12.9%
|
| 9 | Don't know | 63 |
2.6%
|
| 998 | Refused | 0 |
0%
|