| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 |
9.9%
|
| -8 | Refusal (spontaneous) | 9 |
5.6%
|
| 0 | 5 |
3.1%
|
|
| 1 | 12 |
7.4%
|
|
| 2 | 3 |
1.9%
|
|
| 3 | 4 |
2.5%
|
|
| 4 | 2 |
1.2%
|
|
| 5 | 78 |
48.1%
|
|
| 6 | 2 |
1.2%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 30 |
18.5%
|