| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 506 |
30.4%
|
| 0 | 258 |
15.5%
|
|
| 1 | 6 |
0.4%
|
|
| 5 | 7 |
0.4%
|
|
| 10 | 31 |
1.9%
|
|
| 15 | 7 |
0.4%
|
|
| 16 | 1 |
0.1%
|
|
| 20 | 83 |
5%
|
|
| 25 | 50 |
3%
|
|
| 30 | 71 |
4.3%
|
|
| 35 | 25 |
1.5%
|
|
| 36 | 1 |
0.1%
|
|
| 40 | 99 |
6%
|
|
| 45 | 23 |
1.4%
|
|
| 50 | 185 |
11.1%
|
|
| 55 | 16 |
1%
|
|
| 60 | 99 |
6%
|
|
| 65 | 15 |
0.9%
|
|
| 70 | 36 |
2.2%
|
|
| 75 | 3 |
0.2%
|
|
| 80 | 30 |
1.8%
|
|
| 85 | 2 |
0.1%
|
|
| 90 | 23 |
1.4%
|
|
| 95 | 4 |
0.2%
|
|
| 98 | 1 |
0.1%
|
|
| 99 | 1 |
0.1%
|
|
| 100 | 80 |
4.8%
|