| Value | Category | Cases | |
|---|---|---|---|
| 0 | 46 |
27.7%
|
|
| 1 | 78 |
47%
|
|
| 2 | 31 |
18.7%
|
|
| 3 | 7 |
4.2%
|
|
| 4 | 4 |
2.4%
|
|
| Missing value | 108 |