| Value | Category | Cases | |
|---|---|---|---|
| 1 | <3 years | 294 |
23%
|
| 2 | 3-5 years | 522 |
40.8%
|
| 3 | 5-10 years | 148 |
11.6%
|
| 4 | 10+ years | 316 |
24.7%
|
| Sysmiss | 2621 |