| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 466 |
68.4%
|
| 2 | Weekly | 14 |
2.1%
|
| 3 | Monthly | 50 |
7.3%
|
| 4 | Other | 151 |
22.2%
|
| Sysmiss | 19751 |