| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 82 |
5.7%
|
| 0 | 468 |
32.4%
|
|
| 1 | 5 |
0.3%
|
|
| 2 | 3 |
0.2%
|
|
| 5 | 18 |
1.2%
|
|
| 7 | 1 |
0.1%
|
|
| 10 | 63 |
4.4%
|
|
| 12 | 3 |
0.2%
|
|
| 15 | 12 |
0.8%
|
|
| 18 | 1 |
0.1%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 75 |
5.2%
|
|
| 25 | 9 |
0.6%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 69 |
4.8%
|
|
| 35 | 3 |
0.2%
|
|
| 40 | 46 |
3.2%
|
|
| 43 | 1 |
0.1%
|
|
| 45 | 2 |
0.1%
|
|
| 46 | 2 |
0.1%
|
|
| 50 | 159 |
11%
|
|
| 55 | 5 |
0.3%
|
|
| 57 | 1 |
0.1%
|
|
| 59 | 1 |
0.1%
|
|
| 60 | 59 |
4.1%
|
|
| 65 | 1 |
0.1%
|
|
| 70 | 67 |
4.6%
|
|
| 75 | 6 |
0.4%
|
|
| 80 | 45 |
3.1%
|
|
| 85 | 8 |
0.6%
|
|
| 90 | 46 |
3.2%
|
|
| 93 | 1 |
0.1%
|
|
| 95 | 12 |
0.8%
|
|
| 96 | 1 |
0.1%
|
|
| 97 | 1 |
0.1%
|
|
| 98 | 1 |
0.1%
|
|
| 99 | 4 |
0.3%
|
|
| 100 | 163 |
11.3%
|