| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (Spontaneous) | 3 |
6.3%
|
| 1 | Longer | 16 |
33.3%
|
| 2 | Equal | 24 |
50%
|
| 3 | Shorter | 5 |
10.4%
|
| Sysmiss | 194 |