| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 17 |
5.5%
|
| 0 | 112 |
36.5%
|
|
| 1 | 21 |
6.8%
|
|
| 2 | 17 |
5.5%
|
|
| 3 | 22 |
7.2%
|
|
| 4 | 12 |
3.9%
|
|
| 5 | 11 |
3.6%
|
|
| 6 | 11 |
3.6%
|
|
| 7 | 6 |
2%
|
|
| 8 | 4 |
1.3%
|
|
| 9 | 2 |
0.7%
|
|
| 10 | 12 |
3.9%
|
|
| 11 | 4 |
1.3%
|
|
| 12 | 1 |
0.3%
|
|
| 13 | 3 |
1%
|
|
| 14 | 2 |
0.7%
|
|
| 15 | 2 |
0.7%
|
|
| 16 | 1 |
0.3%
|
|
| 18 | 2 |
0.7%
|
|
| 20 | 7 |
2.3%
|
|
| 22 | 2 |
0.7%
|
|
| 25 | 1 |
0.3%
|
|
| 26 | 3 |
1%
|
|
| 28 | 2 |
0.7%
|
|
| 30 | 3 |
1%
|
|
| 31 | 1 |
0.3%
|
|
| 37 | 1 |
0.3%
|
|
| 40 | 1 |
0.3%
|
|
| 42 | 1 |
0.3%
|
|
| 43 | 1 |
0.3%
|
|
| 44 | 1 |
0.3%
|
|
| 47 | 1 |
0.3%
|
|
| 49 | 1 |
0.3%
|
|
| 50 | 2 |
0.7%
|
|
| 51 | 1 |
0.3%
|
|
| 57 | 1 |
0.3%
|
|
| 60 | 2 |
0.7%
|
|
| 75 | 2 |
0.7%
|
|
| 80 | 1 |
0.3%
|
|
| 82 | 1 |
0.3%
|
|
| 83 | 1 |
0.3%
|
|
| 102 | 1 |
0.3%
|
|
| 110 | 1 |
0.3%
|
|
| 134 | 1 |
0.3%
|
|
| 200 | 1 |
0.3%
|
|
| 207 | 1 |
0.3%
|
|
| 250 | 1 |
0.3%
|
|
| 300 | 1 |
0.3%
|
|
| 1605 | 1 |
0.3%
|