| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 216 |
43.6%
|
| 2 | 12-23 MONTHS AGO | 233 |
47.1%
|
| 3 | 2 OR MORE YEARS AGO | 45 |
9.1%
|
| 9 | NO RESPONSE | 1 |
0.2%
|
| Sysmiss | 17508 |