| Value | Category | Cases | |
|---|---|---|---|
| 15 | 1 |
0.5%
|
|
| 20 | 5 |
2.5%
|
|
| 25 | 2 |
1%
|
|
| 30 | 47 |
23.6%
|
|
| 35 | 2 |
1%
|
|
| 40 | 87 |
43.7%
|
|
| 50 | 51 |
25.6%
|
|
| 60 | 3 |
1.5%
|
|
| 70 | 1 |
0.5%
|
|
| Sysmiss | 441 |