| Value | Category | Cases | |
|---|---|---|---|
| 0 | IMMEDIATELY | 387 |
9.1%
|
| 1 | HOURS | 348 |
8.2%
|
| 2 | DAYS | 73 |
1.7%
|
| 9 | SPECIAL | 3 |
0.1%
|
| Sysmiss | 3424 |
80.9%
|