| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 164 |
39.7%
|
| 2 | Bi-annually | 33 |
8%
|
| 3 | Fortnightly | 4 |
1%
|
| 4 | Monthly | 125 |
30.3%
|
| 5 | Quarterly | 86 |
20.8%
|
| 6 | Weekly | 1 |
0.2%
|
| Missing value | 780 |