| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-2 years | 364 |
42.3%
|
| 2 | 3-4 years | 303 |
35.2%
|
| 3 | 5-10 years | 119 |
13.8%
|
| 4 | 10+ years | 75 |
8.7%
|
| Sysmiss | 36031 |