| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Less than 12 months ago | 6 | 12 |
73.9%
|
| 2 | 12-23 months ago | 8 | 4 |
26.1%
|
| 3 | 2 or more years ago | 0 | 0 |
0%
|
| 9 | Missing | 3 | 0 |
0%
|
| Sysmiss | 5822 | 1553 |