| Value | Category | Cases | |
|---|---|---|---|
| 9 | 1 |
0.3%
|
|
| 10 | 1 |
0.3%
|
|
| 11 | 1 |
0.3%
|
|
| 12 | 12 |
3.1%
|
|
| 13 | 18 |
4.6%
|
|
| 14 | 138 |
35.1%
|
|
| 15 | 152 |
38.7%
|
|
| 16 | 65 |
16.5%
|
|
| 17 | 3 |
0.8%
|
|
| 18 | 2 |
0.5%
|
|
| Sysmiss | 7 |