| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
0.3%
|
|
| 1 | 1054 |
8.5%
|
|
| 2 | 2782 |
22.4%
|
|
| 3 | 3121 |
25.1%
|
|
| 4 | 1722 |
13.9%
|
|
| 5 | 1138 |
9.2%
|
|
| 6 | 314 |
2.5%
|
|
| 7 | 2183 |
17.6%
|
|
| 9 | Don't know | 81 |
0.7%
|