| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than a year - Less than two years | 1743 |
22.8%
|
| 2 | Two years - Less than five years | 2422 |
31.6%
|
| 3 | Five years - Less than ten years | 1683 |
22%
|
| 4 | Ten years - less than twenty years | 1177 |
15.4%
|
| 5 | Twenty years or more | 514 |
6.7%
|
| 98 | dk | 122 |
1.6%
|
| Sysmiss | 12339 |