| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4510 |
75%
|
|
| 1 | 404 |
6.7%
|
|
| 2 | 467 |
7.8%
|
|
| 3 | 198 |
3.3%
|
|
| 4 | 86 |
1.4%
|
|
| 5 | 97 |
1.6%
|
|
| 6 | 19 |
0.3%
|
|
| 7 | 229 |
3.8%
|
|
| 77 | Don't know | 3 |
0%
|