| Value | Category | Cases | |
|---|---|---|---|
| 11 | 28 |
11.7%
|
|
| 12 | 33 |
13.8%
|
|
| 13 | 28 |
11.7%
|
|
| 14 | 53 |
22.2%
|
|
| 15 | 26 |
10.9%
|
|
| 16 | 31 |
13%
|
|
| 17 | 28 |
11.7%
|
|
| 18 | 7 |
2.9%
|
|
| 19 | 4 |
1.7%
|
|
| 20 | 1 |
0.4%
|
|
| Sysmiss | 12 |