| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 3 | 32 |
0.7%
|
| 2 | 3-6 hours | 991 |
21%
|
| 3 | 6-12 hours | 3373 |
71.6%
|
| 4 | 12-24 hours | 317 |
6.7%
|
| 0 | 1160 | ||
| 99999999 | 127 | ||
| Sysmiss | 1 |