| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 570 |
47.6%
|
| 1 | Rarely | 233 |
19.5%
|
| 2 | Often | 143 |
11.9%
|
| 3 | Always | 28 |
2.3%
|
| 9 | Don't know | 223 |
18.6%
|
| 998 | Refused | 0 |
0%
|