| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 89 |
6.7%
|
| 0 | 379 |
28.3%
|
|
| 1 | 8 |
0.6%
|
|
| 2 | 8 |
0.6%
|
|
| 3 | 2 |
0.1%
|
|
| 5 | 39 |
2.9%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 5 |
0.4%
|
|
| 10 | 101 |
7.6%
|
|
| 12 | 1 |
0.1%
|
|
| 13 | 1 |
0.1%
|
|
| 15 | 35 |
2.6%
|
|
| 17 | 1 |
0.1%
|
|
| 18 | 3 |
0.2%
|
|
| 20 | 142 |
10.6%
|
|
| 25 | 48 |
3.6%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 97 |
7.3%
|
|
| 35 | 7 |
0.5%
|
|
| 40 | 55 |
4.1%
|
|
| 42 | 1 |
0.1%
|
|
| 45 | 5 |
0.4%
|
|
| 50 | 141 |
10.5%
|
|
| 55 | 2 |
0.1%
|
|
| 60 | 33 |
2.5%
|
|
| 65 | 1 |
0.1%
|
|
| 70 | 33 |
2.5%
|
|
| 73 | 1 |
0.1%
|
|
| 75 | 2 |
0.1%
|
|
| 80 | 31 |
2.3%
|
|
| 85 | 2 |
0.1%
|
|
| 90 | 26 |
1.9%
|
|
| 95 | 5 |
0.4%
|
|
| 98 | 1 |
0.1%
|
|
| 99 | 3 |
0.2%
|
|
| 100 | 26 |
1.9%
|