| Value | Category | Cases | |
|---|---|---|---|
| 1 | Certain but shorter | 22 |
23.9%
|
| 2 | Certain and longer | 51 |
55.4%
|
| 3 | Uncertain and Shorter | 6 |
6.5%
|
| 4 | Uncertain but Longer | 13 |
14.1%
|
| Sysmiss | 650 |