| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Never | 1282 |
57.8%
|
| 2 | 2. Once or twice | 528 |
23.8%
|
| 3 | 3. Several times | 333 |
15%
|
| 4 | 4. Often | 76 |
3.4%
|
| Sysmiss | 45132 |