| Value | Category | Cases | |
|---|---|---|---|
| 0 | 81 |
0.7%
|
|
| 1 | 98 |
0.9%
|
|
| 2 | 303 |
2.6%
|
|
| 3 | 647 |
5.6%
|
|
| 4 | 912 |
7.9%
|
|
| 5 | 1449 |
12.6%
|
|
| 6 | 905 |
7.9%
|
|
| 7 | 6729 |
58.4%
|
|
| Missing value | 401 |
3.5%
|