| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 96 |
8%
|
| 1 | Rarely | 174 |
14.5%
|
| 2 | Often | 340 |
28.3%
|
| 3 | Always | 395 |
32.9%
|
| 9 | Don't know | 195 |
16.3%
|
| 98 | Refused | 0 |
0%
|