| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 7 |
3.5%
|
| 7 | 1 |
0.5%
|
|
| 8 | 4 |
2%
|
|
| 9 | 10 |
5%
|
|
| 10 | 147 |
73.5%
|
|
| 11 | 20 |
10%
|
|
| 12 | 6 |
3%
|
|
| 13 | 2 |
1%
|
|
| 14 | 2 |
1%
|
|
| 15 | 1 |
0.5%
|