| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 6 |
3%
|
| 3 | 2 |
1%
|
|
| 4 | 13 |
6.5%
|
|
| 5 | 143 |
71.5%
|
|
| 6 | 32 |
16%
|
|
| 7 | 1 |
0.5%
|
|
| 8 | 1 |
0.5%
|
|
| 9 | 1 |
0.5%
|
|
| 15 | 1 |
0.5%
|