| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.4%
|
|
| 4 | 1 |
0.4%
|
|
| 6 | 1 |
0.4%
|
|
| 10 | 1 |
0.4%
|
|
| 12 | 4 |
1.6%
|
|
| Missing value | 250 |
96.9%
|