| Value | Category | Cases | |
|---|---|---|---|
| 0 | IMMEDIATELY | 1148 |
7.9%
|
| 1 | HOURS | 1423 |
9.7%
|
| 2 | DAYS | 832 |
5.7%
|
| 9 | SPECIAL | 63 |
0.4%
|
| Sysmiss | 11143 |
76.3%
|