| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 386 |
16.1%
|
| 1 | Rarely | 1050 |
43.8%
|
| 2 | Often | 684 |
28.5%
|
| 3 | Always | 149 |
6.2%
|
| 9 | Don't know | 131 |
5.5%
|
| 998 | Refused | 0 |
0%
|