| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than once a month | 1559 |
87.2%
|
| 2 | Once amonth | 135 |
7.6%
|
| 3 | Once in 3 months | 20 |
1.1%
|
| 4 | Never | 74 |
4.1%
|
| 5 | Once in 3 months | 0 |
0%
|
| Sysmiss | 1270 |