| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 6 |
11.3%
|
| 2 | about 50% | 1 |
1.9%
|
| 3 | about 75% | 1 |
1.9%
|
| 4 | 100% | 45 |
84.9%
|
| Sysmiss | 1909 |