| Value | Category | Cases | |
|---|---|---|---|
| 2 | 5 |
1.2%
|
|
| 3 | 9 |
2.2%
|
|
| 4 | 1 |
0.2%
|
|
| 5 | 2 |
0.5%
|
|
| 6 | 3 |
0.7%
|
|
| Missing value | 386 |
95.1%
|