| Value | Category | Cases | |
|---|---|---|---|
| 0 | 90 |
32.1%
|
|
| 30 | 63 |
22.5%
|
|
| 40 | 69 |
24.6%
|
|
| 50 | 56 |
20%
|
|
| 60 | 2 |
0.7%
|
|
| Sysmiss | 26 |