| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 80 |
4.6%
|
| 0 | 1106 |
64.1%
|
|
| 2 | 1 |
0.1%
|
|
| 5 | 6 |
0.3%
|
|
| 10 | 66 |
3.8%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 42 |
2.4%
|
|
| 20 | 179 |
10.4%
|
|
| 22 | 1 |
0.1%
|
|
| 25 | 19 |
1.1%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 93 |
5.4%
|
|
| 35 | 5 |
0.3%
|
|
| 36 | 1 |
0.1%
|
|
| 37 | 1 |
0.1%
|
|
| 38 | 1 |
0.1%
|
|
| 40 | 47 |
2.7%
|
|
| 42 | 1 |
0.1%
|
|
| 45 | 1 |
0.1%
|
|
| 48 | 1 |
0.1%
|
|
| 50 | 33 |
1.9%
|
|
| 55 | 2 |
0.1%
|
|
| 57 | 1 |
0.1%
|
|
| 60 | 14 |
0.8%
|
|
| 70 | 10 |
0.6%
|
|
| 75 | 4 |
0.2%
|
|
| 80 | 7 |
0.4%
|
|
| 90 | 1 |
0.1%
|