| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 482 |
40.2%
|
| 1 | Rarely | 366 |
30.5%
|
| 2 | Often | 211 |
17.6%
|
| 3 | Always | 66 |
5.5%
|
| 9 | Don't know | 74 |
6.2%
|
| 998 | Refused | 0 |
0%
|