| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 |
11.6%
|
|
| 2 | 11 |
25.6%
|
|
| 3 | 7 |
16.3%
|
|
| 4 | 1 |
2.3%
|
|
| Missing value | 19 |
44.2%
|