| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 9 |
4.5%
|
| 9 | 1 |
0.5%
|
|
| 13 | 1 |
0.5%
|
|
| 15 | 1 |
0.5%
|
|
| 17 | 1 |
0.5%
|
|
| 18 | 8 |
4%
|
|
| 19 | 35 |
17.5%
|
|
| 20 | 132 |
66%
|
|
| 21 | 8 |
4%
|
|
| 22 | 4 |
2%
|