| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. LESS THAN 1 MONTH | 1 |
9.1%
|
| 2 | 2. LESS THAN 1 YEAR | 6 |
54.5%
|
| 3 | 3. 1-2 YEARS | 4 |
36.4%
|
| Sysmiss | 4744 |