| Value | Category | Cases | |
|---|---|---|---|
| 1 | 23 |
67.6%
|
|
| 2 | 7 |
20.6%
|
|
| 3 | 3 |
8.8%
|
|
| 4 | 1 |
2.9%
|
|
| Sysmiss | 964 |