| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
35.1%
|
|
| 1 | 12 |
32.4%
|
|
| 2 | 7 |
18.9%
|
|
| 3 | 3 |
8.1%
|
|
| 4 | 1 |
2.7%
|
|
| 7 | 1 |
2.7%
|