| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 98 |
6.8%
|
| 0 | 650 |
45%
|
|
| 1 | 3 |
0.2%
|
|
| 2 | 4 |
0.3%
|
|
| 3 | 5 |
0.3%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 26 |
1.8%
|
|
| 7 | 2 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| 10 | 72 |
5%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 30 |
2.1%
|
|
| 16 | 1 |
0.1%
|
|
| 17 | 1 |
0.1%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 99 |
6.8%
|
|
| 25 | 9 |
0.6%
|
|
| 27 | 2 |
0.1%
|
|
| 30 | 93 |
6.4%
|
|
| 33 | 1 |
0.1%
|
|
| 35 | 7 |
0.5%
|
|
| 40 | 55 |
3.8%
|
|
| 45 | 4 |
0.3%
|
|
| 50 | 118 |
8.2%
|
|
| 52 | 1 |
0.1%
|
|
| 53 | 1 |
0.1%
|
|
| 60 | 22 |
1.5%
|
|
| 70 | 28 |
1.9%
|
|
| 75 | 2 |
0.1%
|
|
| 80 | 35 |
2.4%
|
|
| 85 | 2 |
0.1%
|
|
| 90 | 19 |
1.3%
|
|
| 95 | 5 |
0.3%
|
|
| 97 | 1 |
0.1%
|
|
| 98 | 2 |
0.1%
|
|
| 100 | 44 |
3%
|