| Value | Category | Cases | |
|---|---|---|---|
| 8 | 1 |
0.3%
|
|
| 9 | 13 |
4.1%
|
|
| 10 | 47 |
14.8%
|
|
| 11 | 57 |
18%
|
|
| 12 | 28 |
8.8%
|
|
| 13 | 13 |
4.1%
|
|
| 14 | 27 |
8.5%
|
|
| 15 | 31 |
9.8%
|
|
| 16 | 38 |
12%
|
|
| 17 | 27 |
8.5%
|
|
| 18 | 12 |
3.8%
|
|
| 19 | 12 |
3.8%
|
|
| 20 | 8 |
2.5%
|
|
| 21 | 3 |
0.9%
|
|
| Sysmiss | 3 |