| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 6 |
4.9%
|
| 2 | about 50% | 7 |
5.7%
|
| 3 | about 75% | 6 |
4.9%
|
| 4 | 100% | 103 |
84.4%
|
| Sysmiss | 1840 |