| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 154 |
54.4%
|
| 2 | Monthly | 15 |
5.3%
|
| 3 | Once a year | 114 |
40.3%
|
| 88 | Other | 0 |
0%
|
| Sysmiss | 15468 |