| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 6 |
11.1%
|
| 2 | weekly | 21 |
38.9%
|
| 3 | monthly | 18 |
33.3%
|
| 4 | every 2 months | 3 |
5.6%
|
| 5 | every 6 months | 2 |
3.7%
|
| 6 | once a year | 4 |
7.4%
|
| Sysmiss | 51254 |