| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 month | 13 |
3.6%
|
| 2 | 1 to 5 months | 23 |
6.4%
|
| 3 | 6 to 11 months | 10 |
2.8%
|
| 4 | 1 to 2 years | 63 |
17.5%
|
| 5 | 3 to 4years | 49 |
13.6%
|
| 6 | 5 to 9years | 62 |
17.2%
|
| 7 | 10 years or more | 140 |
38.9%
|
| Sysmiss | 44054 |