Value | Category | Cases | |
---|---|---|---|
-999 | -999 | 4 |
2.2%
|
-888 | -888 | 51 |
28.2%
|
1 | More than one month | 9 |
5%
|
2 | Once every month | 10 |
5.5%
|
3 | Once every two months | 9 |
5%
|
4 | Once every three months | 54 |
29.8%
|
5 | Less than once every three months | 44 |
24.3%
|
Sysmiss | 731 |