| Value | Category | Cases | |
|---|---|---|---|
| 1 | Up to 1 month | 71 |
1.6%
|
| 2 | 1 to 3 month | 418 |
9.3%
|
| 3 | 3 to 6 month | 356 |
7.9%
|
| 4 | 6 to 12 month | 299 |
6.6%
|
| 5 | 1 to 2 years | 431 |
9.6%
|
| 6 | 2 to 4 years | 433 |
9.6%
|
| 7 | Over 4 years | 2497 |
55.4%
|
| Sysmiss | 27848 |