| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 1 |
0.1%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 7 |
0.4%
|
| 1 | On time | 862 |
55.2%
|
| 2 | Too late | 651 |
41.7%
|
| 3 | Too early | 41 |
2.6%
|
| Sysmiss | 7 |