| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 24 hrs | 7 |
17.1%
|
| 2 | 1-7 days | 10 |
24.4%
|
| 3 | 8-30 days | 5 |
12.2%
|
| 4 | More than 30 days | 19 |
46.3%
|
| Sysmiss | 51 |