| Value | Category | Cases | |
|---|---|---|---|
| 1 | about 25% | 13 |
2%
|
| 2 | about 50% | 13 |
2%
|
| 3 | about 75% | 15 |
2.3%
|
| 4 | 100% | 599 |
93.6%
|
| Sysmiss | 1322 |