| Value | Category | Cases | |
|---|---|---|---|
| 18 | 24 |
20%
|
|
| 19 | 14 |
11.7%
|
|
| 20 | 16 |
13.3%
|
|
| 21 | 13 |
10.8%
|
|
| 22 | 15 |
12.5%
|
|
| 23 | 9 |
7.5%
|
|
| 24 | 8 |
6.7%
|
|
| 25 | 5 |
4.2%
|
|
| 26 | 5 |
4.2%
|
|
| 27 | 1 |
0.8%
|
|
| 28 | 5 |
4.2%
|
|
| 30 | 2 |
1.7%
|
|
| 31 | 1 |
0.8%
|
|
| 33 | 1 |
0.8%
|
|
| 34 | 1 |
0.8%
|
|
| Sysmiss | 2130 |