| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 month | 42 |
1%
|
| 2 | 1 to 3 months, | 89 |
2.2%
|
| 3 | 4 to 6 months | 143 |
3.5%
|
| 4 | 7 to 11months, | 271 |
6.6%
|
| 5 | 1 to 2 years | 1256 |
30.7%
|
| 6 | 3 or more years | 2296 |
56%
|
| Sysmiss | 40163 |