| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
4.3%
|
|
| 1 | 24 |
34.3%
|
|
| 2 | 25 |
35.7%
|
|
| 3 | 16 |
22.9%
|
|
| 4 | 2 |
2.9%
|
|
| Missing value | 17 |