| Value | Category | Cases | |
|---|---|---|---|
| -8 | 1 |
0.1%
|
|
| 1 | 18 |
2.3%
|
|
| 2 | 68 |
8.8%
|
|
| 3 | 17 |
2.2%
|
|
| 4 | 43 |
5.6%
|
|
| 5 | 7 |
0.9%
|
|
| Missing value | 616 |
80%
|