| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, always | 12438 |
45%
|
| 2 | Yes, usually | 7084 |
25.6%
|
| 3 | Yes, sometimes | 7148 |
25.9%
|
| 4 | No | 968 |
3.5%
|
| Sysmiss | 14374 |