| Value | Category | Cases | |
|---|---|---|---|
| 1 | < 3 months | 159 |
25.6%
|
| 2 | 3 to < 6 months | 110 |
17.7%
|
| 3 | 6 to < 12 months | 118 |
19%
|
| 4 | 12+ months | 235 |
37.8%
|
| Sysmiss | 16759 |