| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 0 | Never | 932 |
38.7%
|
| 1 | Rarely | 707 |
29.4%
|
| 2 | Often | 447 |
18.6%
|
| 3 | Always | 170 |
7.1%
|
| 9 | Don't know | 150 |
6.2%
|
| 998 | Refused | 0 |
0%
|