| Value | Category | Cases | |
|---|---|---|---|
| 17 | 2 |
1.9%
|
|
| 18 | 3 |
2.8%
|
|
| 19 | 8 |
7.5%
|
|
| 20 | 9 |
8.4%
|
|
| 21 | 14 |
13.1%
|
|
| 22 | 17 |
15.9%
|
|
| 23 | 15 |
14%
|
|
| 24 | 13 |
12.1%
|
|
| 25 | 26 |
24.3%
|
|
| Sysmiss | 52 |