| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 6 MONTHS AGO | 389 |
69.2%
|
| 2 | LESS THAN 12 MONTHS AGO | 110 |
19.6%
|
| 3 | 12 - 23 MONTHS AGO | 39 |
6.9%
|
| 4 | 2 OR MORE YEARS AGO | 24 |
4.3%
|
| Sysmiss | 17 |