| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 137 |
12.5%
|
| 1 | 1 |
0.1%
|
|
| 2 | 4 |
0.4%
|
|
| 3 | 1 |
0.1%
|
|
| 5 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| 10 | 2 |
0.2%
|
|
| 15 | 3 |
0.3%
|
|
| 20 | 17 |
1.6%
|
|
| 25 | 3 |
0.3%
|
|
| 30 | 17 |
1.6%
|
|
| 32 | 1 |
0.1%
|
|
| 33 | 1 |
0.1%
|
|
| 35 | 11 |
1%
|
|
| 36 | 1 |
0.1%
|
|
| 37 | 1 |
0.1%
|
|
| 40 | 41 |
3.7%
|
|
| 45 | 14 |
1.3%
|
|
| 50 | 78 |
7.1%
|
|
| 51 | 5 |
0.5%
|
|
| 52 | 3 |
0.3%
|
|
| 55 | 5 |
0.5%
|
|
| 56 | 1 |
0.1%
|
|
| 57 | 1 |
0.1%
|
|
| 58 | 1 |
0.1%
|
|
| 60 | 79 |
7.2%
|
|
| 65 | 13 |
1.2%
|
|
| 70 | 34 |
3.1%
|
|
| 75 | 8 |
0.7%
|
|
| 78 | 1 |
0.1%
|
|
| 80 | 38 |
3.5%
|
|
| 90 | 7 |
0.6%
|
|
| 100 | 565 |
51.6%
|