| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 27 |
5.4%
|
| 2 | Weekly | 110 |
22.2%
|
| 3 | Monthly | 238 |
48%
|
| 4 | Annually | 121 |
24.4%
|
| Sysmiss | 8684 |