| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 542 |
45.2%
|
| 1 | Rarely | 232 |
19.3%
|
| 2 | Often | 129 |
10.8%
|
| 3 | Always | 28 |
2.3%
|
| 9 | Don't know | 269 |
22.4%
|
| 998 | Refused | 0 |
0%
|