| Value | Category | Cases | |
|---|---|---|---|
| 1 | up to 1 year | 4 |
2.3%
|
| 2 | 1-2 | 7 |
4%
|
| 3 | 3-5 | 13 |
7.4%
|
| 4 | 6-10 | 39 |
22.3%
|
| 5 | 11 > | 112 |
64%
|
| Sysmiss | 1 |