| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 13 |
22.4%
|
| 2 | 2 | 20 |
34.5%
|
| 3 | 3_4 | 11 |
19%
|
| 4 | 5_6 | 4 |
6.9%
|
| 5 | 7+ | 5 |
8.6%
|
| Missing value | 5 |
8.6%
|