| Value | Category | Cases | |
|---|---|---|---|
| 1 | Certain but shorter | 27 |
27.3%
|
| 2 | Certain and longer | 34 |
34.3%
|
| 3 | Uncertain and Shorter | 28 |
28.3%
|
| 4 | Uncertain but Longer | 10 |
10.1%
|
| Sysmiss | 643 |