| Value | Category | Cases | |
|---|---|---|---|
| 1 | Per day | 645 |
47%
|
| 2 | Per week | 291 |
21.2%
|
| 3 | Per month | 338 |
24.6%
|
| 4 | Per year | 98 |
7.1%
|
| 98 | Other | 0 |
0%
|
| Sysmiss | 878 |