| Value | Category | Cases | |
|---|---|---|---|
| 16 | 2 |
0.9%
|
|
| 17 | 5 |
2.3%
|
|
| 18 | 19 |
8.7%
|
|
| 19 | 30 |
13.8%
|
|
| 20 | 53 |
24.3%
|
|
| 21 | 16 |
7.3%
|
|
| 22 | 22 |
10.1%
|
|
| 23 | 14 |
6.4%
|
|
| 24 | 12 |
5.5%
|
|
| 25 | 32 |
14.7%
|
|
| 26 | 5 |
2.3%
|
|
| 27 | 4 |
1.8%
|
|
| 28 | 1 |
0.5%
|
|
| 30 | 3 |
1.4%
|
|
| Sysmiss | 58 |