| Value | Category | Cases | |
|---|---|---|---|
| 0 | 185 |
42%
|
|
| 10 | 1 |
0.2%
|
|
| 15 | 7 |
1.6%
|
|
| 20 | 1 |
0.2%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 232 |
52.6%
|
|
| 31 | 1 |
0.2%
|
|
| 40 | 1 |
0.2%
|
|
| 45 | 8 |
1.8%
|
|
| 50 | 2 |
0.5%
|
|
| 55 | 2 |
0.5%
|
|
| Sysmiss | 32 |