| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 1043 |
27.1%
|
| 2 | 12-23 MONTHS AGO | 609 |
15.8%
|
| 3 | 2 OR MORE YEARS AGO | 2191 |
57%
|
| 9 | NO RESPONSE | 0 |
0%
|
| Sysmiss | 1983 |