| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 days | 32 |
20.3%
|
| 2 | 1 to 3 months | 15 |
9.5%
|
| 3 | More than three months but less than six months | 14 |
8.9%
|
| 4 | 6 months or more | 97 |
61.4%
|
| Sysmiss | 4507 |