| Value | Category | Cases | |
|---|---|---|---|
| 1 | Annually | 5 |
0.4%
|
| 2 | Bi-annually | 23 |
1.7%
|
| 3 | Fortnightly | 1 |
0.1%
|
| 4 | Monthly | 1006 |
74.6%
|
| 5 | Quarterly | 131 |
9.7%
|
| Missing value | 183 |
13.6%
|