| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 month | 10 |
2.8%
|
| 2 | 1 to 5 months | 35 |
9.9%
|
| 3 | 6 to 11 months | 18 |
5.1%
|
| 4 | 1 to 2 years | 62 |
17.6%
|
| 5 | 3 to 4years | 56 |
15.9%
|
| 6 | 5 to 9years | 74 |
21%
|
| 7 | 10 years or more | 97 |
27.6%
|
| Sysmiss | 43312 |