| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 43 |
11.4%
|
| -8 | Refusal (spontaneous) | 17 |
4.5%
|
| 0 | 2 |
0.5%
|
|
| 1 | 4 |
1.1%
|
|
| 2 | 1 |
0.3%
|
|
| 3 | 1 |
0.3%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 7 |
1.9%
|
|
| 6 | 2 |
0.5%
|
|
| 8 | 4 |
1.1%
|
|
| 10 | 196 |
51.9%
|
|
| 11 | 8 |
2.1%
|
|
| 12 | 39 |
10.3%
|
|
| 13 | 2 |
0.5%
|
|
| 14 | 9 |
2.4%
|
|
| 15 | 11 |
2.9%
|
|
| 16 | 2 |
0.5%
|
|
| 17 | 1 |
0.3%
|
|
| 18 | 10 |
2.6%
|
|
| 20 | 4 |
1.1%
|
|
| 23 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 28 | 1 |
0.3%
|
|
| 30 | 7 |
1.9%
|
|
| 40 | 2 |
0.5%
|
|
| 50 | 2 |
0.5%
|