| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 37 |
12.1%
|
| 0 | 7 |
2.3%
|
|
| 1 | 1 |
0.3%
|
|
| 2 | 1 |
0.3%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 2 |
0.7%
|
|
| 6 | 2 |
0.7%
|
|
| 7 | 1 |
0.3%
|
|
| 10 | 12 |
3.9%
|
|
| 11 | 2 |
0.7%
|
|
| 15 | 5 |
1.6%
|
|
| 20 | 6 |
2%
|
|
| 25 | 1 |
0.3%
|
|
| 30 | 11 |
3.6%
|
|
| 40 | 14 |
4.6%
|
|
| 42 | 1 |
0.3%
|
|
| 46 | 1 |
0.3%
|
|
| 50 | 16 |
5.2%
|
|
| 55 | 2 |
0.7%
|
|
| 60 | 19 |
6.2%
|
|
| 65 | 2 |
0.7%
|
|
| 70 | 17 |
5.5%
|
|
| 75 | 7 |
2.3%
|
|
| 80 | 37 |
12.1%
|
|
| 85 | 3 |
1%
|
|
| 90 | 31 |
10.1%
|
|
| 95 | 18 |
5.9%
|
|
| 97 | 1 |
0.3%
|
|
| 98 | 7 |
2.3%
|
|
| 99 | 12 |
3.9%
|
|
| 100 | 30 |
9.8%
|