| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 65 |
6.4%
|
| 0 | 12 |
1.2%
|
|
| 3 | 1 |
0.1%
|
|
| 20 | 3 |
0.3%
|
|
| 25 | 2 |
0.2%
|
|
| 30 | 1 |
0.1%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 1 |
0.1%
|
|
| 45 | 1 |
0.1%
|
|
| 50 | 27 |
2.6%
|
|
| 55 | 1 |
0.1%
|
|
| 60 | 26 |
2.6%
|
|
| 65 | 2 |
0.2%
|
|
| 70 | 26 |
2.6%
|
|
| 75 | 33 |
3.2%
|
|
| 80 | 34 |
3.3%
|
|
| 85 | 3 |
0.3%
|
|
| 86 | 1 |
0.1%
|
|
| 89 | 1 |
0.1%
|
|
| 90 | 27 |
2.6%
|
|
| 95 | 5 |
0.5%
|
|
| 100 | 746 |
73.2%
|