| Value | Category | Cases | |
|---|---|---|---|
| 0 | 149 |
80.5%
|
|
| 10 | 1 |
0.5%
|
|
| 20 | 2 |
1.1%
|
|
| 30 | 28 |
15.1%
|
|
| 42 | 3 |
1.6%
|
|
| 60 | 1 |
0.5%
|
|
| 90 | 1 |
0.5%
|
|
| Sysmiss | 3 |