| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 2 |
11.1%
|
| 2 | Fortnightly | 2 |
11.1%
|
| 3 | Monthly | 1 |
5.6%
|
| 4 | Seasonally | 3 |
16.7%
|
| 5 | Once a year | 2 |
11.1%
|
| 6 | Irregularly/occasionally | 8 |
44.4%
|
| Sysmiss | 6132 |