| Value | Category | Cases | |
|---|---|---|---|
| 1 | < 3 months | 120 |
18.3%
|
| 2 | 3 to < 6 months | 98 |
15%
|
| 3 | 6 to < 12 months | 141 |
21.5%
|
| 4 | 12+ months | 296 |
45.2%
|
| Sysmiss | 13413 |