| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 2030 |
17.3%
|
| 2 | 12-23 MONTHS AGO | 533 |
4.5%
|
| 3 | 2 OR MORE YEARS AGO | 2252 |
19.2%
|
| 9 | NO RESPONSE | 10 |
0.1%
|
| Sysmiss | 6912 |
58.9%
|