| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2-4 | 12 |
4.9%
|
| 2 | 5-6 | 37 |
15%
|
| 3 | 7-8 | 56 |
22.7%
|
| 4 | 8-11 | 97 |
39.3%
|
| 5 | 12+ | 45 |
18.2%
|
| Missing value | 37 |