| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 815 |
67.9%
|
| 1 | Rarely | 188 |
15.7%
|
| 2 | Often | 43 |
3.6%
|
| 3 | Always | 15 |
1.3%
|
| 9 | Don't know | 139 |
11.6%
|
| 998 | Refused | 0 |
0%
|