| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
0.2%
|
|
| 1 | 59 |
1.4%
|
|
| 2 | 85 |
2%
|
|
| 3 | 438 |
10.4%
|
|
| 4 | 586 |
13.9%
|
|
| 5 | 437 |
10.3%
|
|
| 6 | 980 |
23.2%
|
|
| 7 | 78 |
1.8%
|
|
| 8 | Do not know | 1559 |
36.9%
|