| Value | Category | Cases | |
|---|---|---|---|
| 1 | 19 |
30.2%
|
|
| 2 | 8 |
12.7%
|
|
| 3 | 23 |
36.5%
|
|
| 4 | 6 |
9.5%
|
|
| 5 | 4 |
6.3%
|
|
| 6 | 1 |
1.6%
|
|
| 7 | 2 |
3.2%
|
|
| Missing value | 17 |