| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 342 |
28.5%
|
| 1 | Rarely | 182 |
15.2%
|
| 2 | Often | 323 |
26.9%
|
| 3 | Always | 304 |
25.3%
|
| 9 | Don't know | 48 |
4%
|
| 998 | Refused | 0 |
0%
|