| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 3 |
0.2%
|
| 2 | Bi-annually | 12 |
0.8%
|
| 3 | Monthly | 1524 |
96%
|
| 4 | Quarterly | 49 |
3.1%
|
| Missing value | 213 |