| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1037 |
43.1%
|
| 1 | Rarely | 686 |
28.5%
|
| 2 | Often | 368 |
15.3%
|
| 3 | Always | 103 |
4.3%
|
| 9 | Don't know | 213 |
8.8%
|
| 998 | Refused | 0 |
0%
|