| Value | Category | Cases | |
|---|---|---|---|
| 1 | Monthly | 80 |
83.3%
|
| 2 | Yearly | 5 |
5.2%
|
| 3 | Quarterly | 9 |
9.4%
|
| 4 | All amount was to be returned Once | 2 |
2.1%
|
| Sysmiss | 953 |