| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 3 | 9 |
90%
|
| 2 | 3-6 hours | 1 |
10%
|
| 3 | 6-12 hours | 0 |
0%
|
| 4 | 12-24 hours | 0 |
0%
|
| 0 | 5855 | ||
| 99999999 | 134 | ||
| Sysmiss | 2 |