| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 4 |
0.3%
|
| 2 | Bi-annually | 3 |
0.2%
|
| 3 | Fortnightly | 268 |
19.9%
|
| 4 | Monthly | 810 |
60%
|
| 5 | Quarterly | 57 |
4.2%
|
| 6 | Weekly | 178 |
13.2%
|
| Missing value | 29 |
2.1%
|