| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 12 monts ago | 74 |
61.2%
|
| 2 | 12-23 months ago | 30 |
24.8%
|
| 3 | 2 or more years ago | 17 |
14%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 808 |