| Value | Category | Cases | |
|---|---|---|---|
| 1 | < 2 hrs | 4 |
0.8%
|
| 2 | 2 - 12 hours | 82 |
16%
|
| 3 | 12 - 24 hours | 121 |
23.6%
|
| 4 | Days | 305 |
59.6%
|
| Sysmiss | 367 |