| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. never | 19 |
1.3%
|
| 1 | 1. rarely | 34 |
2.4%
|
| 2 | 2. sometimes | 314 |
22%
|
| 3 | 3. often | 303 |
21.2%
|
| 4 | 4. always | 759 |
53.1%
|
| Sysmiss | 134 |