| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 31 |
4.6%
|
| 2 | up to 3 months | 74 |
11%
|
| 3 | up to 6 months | 67 |
9.9%
|
| 4 | 1 year | 79 |
11.7%
|
| 5 | 2 years | 111 |
16.4%
|
| 6 | 3 years | 244 |
36.1%
|
| 7 | 4 years & above | 69 |
10.2%
|
| Sysmiss | 24839 |