| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2.8% | 2300 |
52.4%
|
| 2 | 4.8% | 1133 |
25.8%
|
| 3 | 6.8% | 279 |
6.4%
|
| 4 | 8.8% | 100 |
2.3%
|
| 7 | Don't know | 319 |
7.3%
|
| 8 | No answer | 260 |
5.9%
|