| Value | Category | Cases | |
|---|---|---|---|
| 1 | 8 | 54 |
28.7%
|
| 2 | 9 | 87 |
46.3%
|
| 3 | 10 | 5 |
2.7%
|
| 4 | 11 | 35 |
18.6%
|
| 5 | 12 | 7 |
3.7%
|
| Missing value | 2 |