| Value | Category | Cases | |
|---|---|---|---|
| -888 | Other (specify) | 13 |
10.8%
|
| 1 | Once a month | 5 |
4.2%
|
| 2 | Once in two months | 2 |
1.7%
|
| 3 | There is no fixed time | 100 |
83.3%
|