| Value | Category | Cases | |
|---|---|---|---|
| 0 | 928 |
15.4%
|
|
| 1 | 146 |
2.4%
|
|
| 2 | 478 |
7.9%
|
|
| 3 | 578 |
9.6%
|
|
| 4 | 308 |
5.1%
|
|
| 5 | 516 |
8.6%
|
|
| 6 | 114 |
1.9%
|
|
| 7 | 2935 |
48.8%
|
|
| 77 | Don't know | 10 |
0.2%
|