| Value | Category | Cases | |
|---|---|---|---|
| 1 | LESS THAN 12 MONTHS AGO | 786 |
5.5%
|
| 2 | 12-23 MONTHS AGO | 1013 |
7.1%
|
| 3 | 2 OR MORE YEARS AGO | 172 |
1.2%
|
| 9 | NO RESPONSE | 3 |
0%
|
| Sysmiss | 12323 |
86.2%
|