| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 24 hrs | 16 |
21.1%
|
| 2 | 1-7 days | 23 |
30.3%
|
| 3 | 8-30 days | 17 |
22.4%
|
| 4 | More than 30 days | 20 |
26.3%
|
| Sysmiss | 16 |