| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
12.5%
|
|
| 1 | 3 |
7.5%
|
|
| 4 | 12 |
30%
|
|
| 5 | 1 |
2.5%
|
|
| 6 | 16 |
40%
|
|
| 7 | 3 |
7.5%
|
|
| Sysmiss | 1911 |