| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 218 |
0.3%
|
| 2 | occasionally | 4413 |
5.9%
|
| 3 | often | 34225 |
45.5%
|
| 4 | always | 36331 |
48.3%
|
| Sysmiss | 1 |