| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every month | 131 |
2.8%
|
| 2 | Almost every month | 272 |
5.8%
|
| 3 | Some months, but not every month | 296 |
6.3%
|
| 4 | Only in 1 or 2 months | 192 |
4.1%
|
| 5 | Never | 3774 |
80.9%
|