| Value | Category | Cases | |
|---|---|---|---|
| 30 | 2 |
5.4%
|
|
| 40 | 1 |
2.7%
|
|
| 50 | 16 |
43.2%
|
|
| 60 | 2 |
5.4%
|
|
| 70 | 6 |
16.2%
|
|
| 80 | 2 |
5.4%
|
|
| 100 | 8 |
21.6%
|
|
| Sysmiss | 82 |