| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 3 | 84 |
84.8%
|
| 2 | 3-6 hours | 10 |
10.1%
|
| 3 | 6-12 hours | 3 |
3%
|
| 4 | 12-24 hours | 2 |
2%
|
| 0 | 5765 | ||
| 99999999 | 127 | ||
| Sysmiss | 10 |