| Value | Category | Cases | |
|---|---|---|---|
| 0 | 615 |
14.7%
|
|
| 1 | 755 |
18%
|
|
| 2 | 725 |
17.3%
|
|
| 3 | 634 |
15.1%
|
|
| 4 | 204 |
4.9%
|
|
| 5 | 109 |
2.6%
|
|
| 6 | 37 |
0.9%
|
|
| 7 | 713 |
17%
|
|
| 77 | Don't know | 395 |
9.4%
|