| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused | 0 |
0%
|
| -888 | Don't know | 0 |
0%
|
| 1 | Yes, always | 105 |
13.2%
|
| 2 | Yes, sometimes | 491 |
61.5%
|
| 3 | Never | 202 |
25.3%
|
| Sysmiss | 5 |