| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 56 |
37.1%
|
| -8 | Refusal (spontaneous) | 19 |
12.6%
|
| 0 | 3 |
2%
|
|
| 1 | 6 |
4%
|
|
| 2 | 3 |
2%
|
|
| 3 | 1 |
0.7%
|
|
| 7 | 1 |
0.7%
|
|
| 8 | 2 |
1.3%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 4 |
2.6%
|
|
| 11 | 1 |
0.7%
|
|
| 13 | 1 |
0.7%
|
|
| 15 | 3 |
2%
|
|
| 17 | 1 |
0.7%
|
|
| 20 | 7 |
4.6%
|
|
| 22 | 1 |
0.7%
|
|
| 25 | 10 |
6.6%
|
|
| 30 | 7 |
4.6%
|
|
| 35 | 2 |
1.3%
|
|
| 37 | 1 |
0.7%
|
|
| 40 | 7 |
4.6%
|
|
| 45 | 2 |
1.3%
|
|
| 50 | 11 |
7.3%
|
|
| 80 | 1 |
0.7%
|