| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
31.1%
|
|
| 1 | 45 |
42.5%
|
|
| 2 | 23 |
21.7%
|
|
| 3 | 5 |
4.7%
|
|
| Missing value | 41 |