| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 year | 539 |
12.8%
|
| 2 | 1 to 2 years | 609 |
14.5%
|
| 3 | 3 to 4 years | 687 |
16.4%
|
| 4 | 5 to 9 years | 727 |
17.3%
|
| 5 | 10 years or more | 1633 |
38.9%
|
| Sysmiss | 40219 |