| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.6%
|
| 1 | 1 | 539 |
29.8%
|
| 2 | 2 | 556 |
30.7%
|
| 3 | 3 | 373 |
20.6%
|
| 4 | 4 | 222 |
12.3%
|
| 5 | 5 | 64 |
3.5%
|
| 6 | 6 | 20 |
1.1%
|
| 7 | 14 |
0.8%
|
|
| 8 | 9 |
0.5%
|
|
| 9 | 2 |
0.1%
|
|
| 11 | 1 |
0.1%
|