| Value | Category | Cases | |
|---|---|---|---|
| 0 | 209 |
52.8%
|
|
| 10 | 3 |
0.8%
|
|
| 15 | 11 |
2.8%
|
|
| 20 | 4 |
1%
|
|
| 30 | 158 |
39.9%
|
|
| 40 | 3 |
0.8%
|
|
| 45 | 3 |
0.8%
|
|
| 50 | 5 |
1.3%
|
|
| Sysmiss | 4 |