| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 624 |
26%
|
| 1 | Rarely | 537 |
22.4%
|
| 2 | Often | 712 |
29.7%
|
| 3 | Always | 361 |
15%
|
| 9 | Don't know | 166 |
6.9%
|
| 998 | Refused | 0 |
0%
|