| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3530 |
58.7%
|
|
| 1 | 454 |
7.6%
|
|
| 2 | 459 |
7.6%
|
|
| 3 | 338 |
5.6%
|
|
| 4 | 118 |
2%
|
|
| 5 | 720 |
12%
|
|
| 6 | 115 |
1.9%
|
|
| 7 | 274 |
4.6%
|
|
| 9 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 14 | 1 |
0%
|
|
| 77 | Don't know | 2 |
0%
|