| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than or equal to 6 months | 1323 |
0.8%
|
| 2 | more than 6 months but less than or equal to 1 year- | 3538 |
2.2%
|
| 3 | more than 1 year but less than or equal to 2 years | 8063 |
5.1%
|
| 4 | more than 2 years but less than or equal to 3 years | 12573 |
7.9%
|
| 5 | more than three years | 133611 |
84%
|
| Sysmiss | 265818 |