| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 165 |
27%
|
| -8 | Refusal (spontaneous) | 92 |
15%
|
| 0 | 55 |
9%
|
|
| 1 | 6 |
1%
|
|
| 2 | 4 |
0.7%
|
|
| 3 | 2 |
0.3%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 8 |
1.3%
|
|
| 10 | 9 |
1.5%
|
|
| 15 | 2 |
0.3%
|
|
| 20 | 29 |
4.7%
|
|
| 25 | 5 |
0.8%
|
|
| 30 | 22 |
3.6%
|
|
| 35 | 2 |
0.3%
|
|
| 36 | 1 |
0.2%
|
|
| 40 | 18 |
2.9%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 34 |
5.6%
|
|
| 60 | 1 |
0.2%
|
|
| 70 | 3 |
0.5%
|
|
| 75 | 5 |
0.8%
|
|
| 80 | 7 |
1.1%
|
|
| 90 | 6 |
1%
|
|
| 95 | 1 |
0.2%
|
|
| 99 | 1 |
0.2%
|
|
| 100 | 131 |
21.4%
|