| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 5 |
0.2%
|
| 2 | 12-23 MONTHS AGO | 7 |
0.2%
|
| 3 | 2 OR MORE YEARS AGO | 11 |
0.4%
|
| Sysmiss | 2905 |
99.2%
|