| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1.7%
|
| 15 | 1 |
0.3%
|
|
| 16 | 2 |
0.6%
|
|
| 20 | 2 |
0.6%
|
|
| 21 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 25 | 2 |
0.6%
|
|
| 30 | 3 |
0.8%
|
|
| 33 | 2 |
0.6%
|
|
| 40 | 2 |
0.6%
|
|
| 44 | 1 |
0.3%
|
|
| 47 | 1 |
0.3%
|
|
| 50 | 41 |
11.4%
|
|
| 51 | 4 |
1.1%
|
|
| 52 | 1 |
0.3%
|
|
| 53 | 1 |
0.3%
|
|
| 55 | 2 |
0.6%
|
|
| 56 | 1 |
0.3%
|
|
| 60 | 4 |
1.1%
|
|
| 64 | 1 |
0.3%
|
|
| 65 | 1 |
0.3%
|
|
| 66 | 1 |
0.3%
|
|
| 68 | 1 |
0.3%
|
|
| 70 | 3 |
0.8%
|
|
| 72 | 1 |
0.3%
|
|
| 73 | 1 |
0.3%
|
|
| 75 | 4 |
1.1%
|
|
| 76 | 2 |
0.6%
|
|
| 78 | 1 |
0.3%
|
|
| 80 | 3 |
0.8%
|
|
| 81 | 1 |
0.3%
|
|
| 82 | 1 |
0.3%
|
|
| 87 | 1 |
0.3%
|
|
| 90 | 2 |
0.6%
|
|
| 91 | 1 |
0.3%
|
|
| 95 | 2 |
0.6%
|
|
| 97 | 1 |
0.3%
|
|
| 98 | 3 |
0.8%
|
|
| 99 | 4 |
1.1%
|
|
| 100 | 248 |
68.7%
|