| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 33 |
6.9%
|
| 2 | about 50% | 56 |
11.8%
|
| 3 | about 75% | 24 |
5.1%
|
| 4 | 100% | 362 |
76.2%
|
| Sysmiss | 1487 |