| Value | Category | Cases | |
|---|---|---|---|
| 8 | 9 |
7.9%
|
|
| 9 | 12 |
10.5%
|
|
| 10 | 15 |
13.2%
|
|
| 11 | 13 |
11.4%
|
|
| 12 | 13 |
11.4%
|
|
| 13 | 9 |
7.9%
|
|
| 14 | 11 |
9.6%
|
|
| 15 | 9 |
7.9%
|
|
| 16 | 5 |
4.4%
|
|
| 17 | 4 |
3.5%
|
|
| 18 | 7 |
6.1%
|
|
| 19 | 5 |
4.4%
|
|
| 20 | 2 |
1.8%
|