| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 200 |
16.7%
|
| 1 | Rarely | 380 |
31.7%
|
| 2 | Often | 323 |
26.9%
|
| 3 | Always | 139 |
11.6%
|
| 9 | Don't know | 158 |
13.2%
|
| 998 | Refused | 0 |
0%
|