| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1189 |
74.3%
|
| 2 | Occasionally | 259 |
16.2%
|
| 3 | Often | 73 |
4.6%
|
| 4 | Quite often | 79 |
4.9%
|
| Sysmiss | 7 |