| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1425 |
38.1%
|
| 2 | 1 | 1606 |
43%
|
| 3 | 2 | 446 |
11.9%
|
| 4 | 3 | 114 |
3.1%
|
| 5 | 4 | 26 |
0.7%
|
| 6 | 5 | 7 |
0.2%
|
| 7 | 6 | 2 |
0.1%
|
| Missing value | 110 |
2.9%
|