| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 year | 2 |
33.3%
|
| 2 | Between 1 to 3 year | 3 |
50%
|
| 3 | More than 3 years | 1 |
16.7%
|
| Sysmiss | 2914 |