| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 3 |
9.7%
|
| 2 | about 50% | 5 |
16.1%
|
| 3 | about 75% | 0 |
0%
|
| 4 | 100% | 23 |
74.2%
|
| Sysmiss | 1931 |