| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (Spontaneous) | 8 |
3.7%
|
| 1 | Longer | 51 |
23.4%
|
| 2 | Equal | 147 |
67.4%
|
| 3 | Shorter | 12 |
5.5%
|
| Sysmiss | 1119 |