| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
0.4%
|
|
| 10 | 3 |
0.1%
|
|
| 15 | 6 |
0.2%
|
|
| 18 | 1 |
0%
|
|
| 20 | 8 |
0.3%
|
|
| 25 | 1 |
0%
|
|
| 30 | 18 |
0.6%
|
|
| 40 | 1 |
0%
|
|
| 50 | 1 |
0%
|
|
| Missing value | 3003 |
98.3%
|