| Value | Category | Cases | |
|---|---|---|---|
| 29 | 10 |
7.5%
|
|
| 30 | 32 |
24.1%
|
|
| 31 | 19 |
14.3%
|
|
| 32 | 36 |
27.1%
|
|
| 33 | 19 |
14.3%
|
|
| 34 | 17 |
12.8%
|
|
| Sysmiss | 178 |