| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 923 |
76.9%
|
| 1 | Rarely | 126 |
10.5%
|
| 2 | Often | 64 |
5.3%
|
| 3 | Always | 39 |
3.3%
|
| 9 | Don't know | 48 |
4%
|
| 998 | Refused | 0 |
0%
|