| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 440 |
18.3%
|
| 1 | Rarely | 685 |
28.5%
|
| 2 | Often | 840 |
35%
|
| 3 | Always | 365 |
15.2%
|
| 9 | Don't know | 70 |
2.9%
|
| 998 | Refused | 0 |
0%
|