| Value | Category | Cases | |
|---|---|---|---|
| 0 | 622 |
4.8%
|
|
| 1 | 867 |
6.7%
|
|
| 2 | 1564 |
12.2%
|
|
| 3 | 1853 |
14.4%
|
|
| 4 | 1512 |
11.8%
|
|
| 5 | 1771 |
13.8%
|
|
| 6 | 899 |
7%
|
|
| 7 | 3743 |
29.1%
|
|
| Missing value | 14 |
0.1%
|