| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
18.7%
|
|
| 1 | 107 |
71.3%
|
|
| 2 | 13 |
8.7%
|
|
| 3 | 2 |
1.3%
|
|
| Missing value | 33 |