| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 50 |
5.9%
|
| 2 | about 50% | 106 |
12.6%
|
| 3 | about 75% | 84 |
10%
|
| 4 | 100% | 601 |
71.5%
|
| Sysmiss | 1121 |