| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 10 |
0.7%
|
| 2 | Bi-annually | 25 |
1.8%
|
| 3 | Fortnightly | 21 |
1.5%
|
| 4 | Monthly | 136 |
9.8%
|
| 5 | Quarterly | 1164 |
83.6%
|
| 6 | Weekly | 36 |
2.6%
|
| Missing value | 409 |