| Value | Category | Cases | |
|---|---|---|---|
| 0 | 779 |
3.4%
|
|
| 1 | 1657 |
7.2%
|
|
| 2 | 5251 |
22.7%
|
|
| 3 | 5626 |
24.3%
|
|
| 4 | 4388 |
19%
|
|
| 5 | 3028 |
13.1%
|
|
| 6 | 234 |
1%
|
|
| 7 | 2104 |
9.1%
|
|
| Missing value | 71 |
0.3%
|