| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 707 |
42.2%
|
| 2 | 12-23 MONTHS AGO | 316 |
18.9%
|
| 3 | 2 OR MORE YEARS AGO | 638 |
38.1%
|
| 9 | NO RESPONSE | 14 |
0.8%
|
| Sysmiss | 3838 |