| Value | Category | Cases | |
|---|---|---|---|
| 1 | WEEKLY | 112 |
12.4%
|
| 2 | BI-WEEKLY | 12 |
1.3%
|
| 3 | MONTHLY | 612 |
67.8%
|
| 4 | ANNUALLY | 129 |
14.3%
|
| 99 | Other (specify) | 37 |
4.1%
|
| Sysmiss | 74 |