| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 691 |
28.8%
|
| 1 | Rarely | 605 |
25.2%
|
| 2 | Often | 541 |
22.5%
|
| 3 | Always | 374 |
15.6%
|
| 9 | Don't know | 189 |
7.9%
|
| 998 | Refused | 0 |
0%
|