| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
6.6%
|
| 0 | 23 |
5.6%
|
|
| 1 | 3 |
0.7%
|
|
| 2 | 3 |
0.7%
|
|
| 3 | 2 |
0.5%
|
|
| 5 | 11 |
2.7%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 23 |
5.6%
|
|
| 12 | 1 |
0.2%
|
|
| 14 | 2 |
0.5%
|
|
| 15 | 6 |
1.5%
|
|
| 16 | 1 |
0.2%
|
|
| 20 | 30 |
7.3%
|
|
| 25 | 3 |
0.7%
|
|
| 28 | 2 |
0.5%
|
|
| 30 | 28 |
6.8%
|
|
| 35 | 2 |
0.5%
|
|
| 40 | 21 |
5.1%
|
|
| 45 | 1 |
0.2%
|
|
| 47 | 1 |
0.2%
|
|
| 48 | 1 |
0.2%
|
|
| 50 | 29 |
7.1%
|
|
| 60 | 13 |
3.2%
|
|
| 65 | 5 |
1.2%
|
|
| 67 | 1 |
0.2%
|
|
| 68 | 1 |
0.2%
|
|
| 70 | 18 |
4.4%
|
|
| 71 | 2 |
0.5%
|
|
| 73 | 1 |
0.2%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 20 |
4.9%
|
|
| 85 | 5 |
1.2%
|
|
| 90 | 28 |
6.8%
|
|
| 95 | 6 |
1.5%
|
|
| 96 | 1 |
0.2%
|
|
| 98 | 3 |
0.7%
|
|
| 99 | 6 |
1.5%
|
|
| 100 | 77 |
18.8%
|