| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 468 |
39%
|
| 1 | Rarely | 166 |
13.8%
|
| 2 | Often | 178 |
14.8%
|
| 3 | Always | 42 |
3.5%
|
| 9 | Don't know | 346 |
28.8%
|
| 998 | Refused | 0 |
0%
|