| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 4 |
12.5%
|
| 2 | weekly | 9 |
28.1%
|
| 3 | monthly | 6 |
18.8%
|
| 4 | every 2 months | 2 |
6.3%
|
| 5 | every 6 months | 2 |
6.3%
|
| 6 | once a year | 9 |
28.1%
|
| Sysmiss | 51276 |