| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 19 |
5.9%
|
| 0 | 213 |
66.6%
|
|
| 1 | 1 |
0.3%
|
|
| 5 | 11 |
3.4%
|
|
| 10 | 11 |
3.4%
|
|
| 12 | 1 |
0.3%
|
|
| 15 | 2 |
0.6%
|
|
| 18 | 1 |
0.3%
|
|
| 20 | 12 |
3.8%
|
|
| 21 | 1 |
0.3%
|
|
| 22 | 2 |
0.6%
|
|
| 23 | 1 |
0.3%
|
|
| 25 | 7 |
2.2%
|
|
| 28 | 1 |
0.3%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 7 |
2.2%
|
|
| 33 | 3 |
0.9%
|
|
| 39 | 1 |
0.3%
|
|
| 40 | 2 |
0.6%
|
|
| 42 | 1 |
0.3%
|
|
| 50 | 8 |
2.5%
|
|
| 55 | 2 |
0.6%
|
|
| 60 | 1 |
0.3%
|
|
| 70 | 2 |
0.6%
|
|
| 75 | 1 |
0.3%
|
|
| 80 | 2 |
0.6%
|
|
| 87 | 1 |
0.3%
|
|
| 100 | 5 |
1.6%
|