| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 1 |
1.7%
|
| 2 | Every two weeks | 2 |
3.3%
|
| 3 | Monthly | 28 |
46.7%
|
| 4 | Seasonally | 19 |
31.7%
|
| 5 | Once a year | 4 |
6.7%
|
| 6 | Other | 6 |
10%
|
| Sysmiss | 1803 |