| Value | Category | Cases | |
|---|---|---|---|
| 0 | 321 |
1.9%
|
|
| 1 | 4622 |
27.7%
|
|
| 2 | 3834 |
23%
|
|
| 3 | 2027 |
12.1%
|
|
| 4 | 1824 |
10.9%
|
|
| 5 | 2544 |
15.2%
|
|
| 6 | 834 |
5%
|
|
| 7 | 629 |
3.8%
|
|
| Missing value | 60 |
0.4%
|