| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than One month | 34 |
0.5%
|
| 2 | 1-3 months | 803 |
10.8%
|
| 3 | 3-6 Months | 1857 |
24.9%
|
| 4 | One Year | 2353 |
31.6%
|
| 5 | Two Years | 758 |
10.2%
|
| 6 | Three years or more | 1651 |
22.1%
|
| Sysmiss | 64393 |