| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-5 times per month | 228 |
19.2%
|
| 2 | 6-10 times per month | 8 |
0.7%
|
| 3 | 11-20 times per month | 1 |
0.1%
|
| 4 | More than 20 times per month | 1 |
0.1%
|
| 5 | Never / do not know | 948 |
79.9%
|
| Sysmiss | 677 |