| Value | Category | Cases | |
|---|---|---|---|
| 1 | IN THE LAST MONTH | 21 |
41.2%
|
| 2 | IN LAST 6 MONTHS | 13 |
25.5%
|
| 3 | MORE THAN 6 MONTHS | 17 |
33.3%
|
| Sysmiss | 618 |