| Value | Category | Cases | |
|---|---|---|---|
| -998 | Dont know | 2 |
1.7%
|
| -888 | Other (specify) | 0 |
0%
|
| 1 | Once a month | 56 |
47.1%
|
| 2 | Once in two months | 15 |
12.6%
|
| 3 | Once in three months | 8 |
6.7%
|
| 4 | No fixed time/ As necessary | 38 |
31.9%
|
| Sysmiss | 2 |