| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 6 |
0.1%
|
| 2 | Bi-annually | 16 |
0.4%
|
| 3 | Fortnightly | 698 |
15.6%
|
| 4 | Monthly | 3322 |
74.1%
|
| 5 | Quarterly | 391 |
8.7%
|
| 6 | Weekly | 48 |
1.1%
|
| Missing value | 174 |