| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 | 1 |
0.2%
|
| 2 | 3 | 10 |
1.8%
|
| 3 | 7 | 1 |
0.2%
|
| 4 | 8 | 34 |
6.1%
|
| 5 | 12 | 1 |
0.2%
|
| 6 | 96 | 4 |
0.7%
|
| Missing value | 507 |
90.9%
|