| Value | Category | Cases | |
|---|---|---|---|
| 18 | 4 |
11.8%
|
|
| 19 | 1 |
2.9%
|
|
| 20 | 2 |
5.9%
|
|
| 21 | 6 |
17.6%
|
|
| 23 | 1 |
2.9%
|
|
| 24 | 4 |
11.8%
|
|
| 25 | 3 |
8.8%
|
|
| 26 | 2 |
5.9%
|
|
| 27 | 1 |
2.9%
|
|
| 28 | 7 |
20.6%
|
|
| 30 | 1 |
2.9%
|
|
| 32 | 1 |
2.9%
|
|
| 33 | 1 |
2.9%
|
|
| Sysmiss | 8433 |