| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
0.2%
|
|
| 3 | 2 |
0.2%
|
|
| 8 | 2 |
0.2%
|
|
| 10 | 6 |
0.7%
|
|
| 15 | 7 |
0.8%
|
|
| Missing value | 862 |
97.8%
|