| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 5 |
0.4%
|
| 2 | Bi-annually | 1 |
0.1%
|
| 3 | Fortnightly | 1 |
0.1%
|
| 4 | Monthly | 1131 |
98.5%
|
| 5 | Quarterly | 10 |
0.9%
|
| Missing value | 3507 |