| Value | Category | Cases | |
|---|---|---|---|
| 3 | 4 |
0.7%
|
|
| 6 | 2 |
0.3%
|
|
| 8 | 2 |
0.3%
|
|
| 11 | 2 |
0.3%
|
|
| 12 | 48 |
8.1%
|
|
| Missing value | 537 |
90.3%
|