| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 150 |
12.4%
|
| 1 | Rarely | 447 |
37%
|
| 2 | Often | 460 |
38.1%
|
| 3 | Always | 88 |
7.3%
|
| 9 | Don't know | 63 |
5.2%
|
| 998 | Refused | 0 |
0%
|