Value | Category | Cases | |
---|---|---|---|
-999 | -999 | 4 |
3.3%
|
-888 | -888 | 26 |
21.7%
|
1 | More than one month | 11 |
9.2%
|
2 | Once every month | 7 |
5.8%
|
3 | Once every two months | 6 |
5%
|
4 | Once every three months | 37 |
30.8%
|
5 | Less than once every three months | 29 |
24.2%
|
Sysmiss | 792 |