| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 70 |
1.7%
|
| 2 | Bi-annually | 88 |
2.2%
|
| 3 | Fortnightly | 32 |
0.8%
|
| 4 | Monthly | 769 |
19.1%
|
| 5 | Quarterly | 1969 |
48.9%
|
| 6 | Weekly | 34 |
0.8%
|
| Missing value | 1063 |
26.4%
|