| Value | Category | Cases | |
|---|---|---|---|
| 11 | 2 |
0.5%
|
|
| 12 | 18 |
4.5%
|
|
| 13 | 12 |
3%
|
|
| 14 | 139 |
35.1%
|
|
| 15 | 65 |
16.4%
|
|
| 16 | 152 |
38.4%
|
|
| 17 | 7 |
1.8%
|
|
| 18 | 1 |
0.3%
|
|
| Sysmiss | 4 |