| Value | Category | Cases | |
|---|---|---|---|
| 0 | Immediately | 3530 |
51%
|
| 1 | Hours | 3195 |
46.2%
|
| 2 | Days | 189 |
2.7%
|
| 9 | Special answers | 6 |
0.1%
|
| Sysmiss | 1875 |