| Value | Category | Cases | |
|---|---|---|---|
| 0 | 68 |
55.7%
|
|
| 1 | 31 |
25.4%
|
|
| 2 | 18 |
14.8%
|
|
| 3 | 5 |
4.1%
|
|
| Missing value | 28 |