| Value | Category | Cases | |
|---|---|---|---|
| 1 | rarely (1-2 times) | 755 |
58.8%
|
| 2 | sometimes (3-10 times) | 452 |
35.2%
|
| 3 | often (more than 10 times) | 78 |
6.1%
|
| Sysmiss | 3359 |