| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
10.1%
|
| 0 | 41 |
15.3%
|
|
| 1 | 6 |
2.2%
|
|
| 2 | 11 |
4.1%
|
|
| 3 | 16 |
6%
|
|
| 4 | 13 |
4.9%
|
|
| 5 | 11 |
4.1%
|
|
| 6 | 10 |
3.7%
|
|
| 7 | 6 |
2.2%
|
|
| 8 | 10 |
3.7%
|
|
| 9 | 4 |
1.5%
|
|
| 10 | 15 |
5.6%
|
|
| 11 | 4 |
1.5%
|
|
| 12 | 2 |
0.7%
|
|
| 13 | 2 |
0.7%
|
|
| 15 | 9 |
3.4%
|
|
| 16 | 2 |
0.7%
|
|
| 17 | 1 |
0.4%
|
|
| 18 | 1 |
0.4%
|
|
| 19 | 2 |
0.7%
|
|
| 20 | 9 |
3.4%
|
|
| 21 | 1 |
0.4%
|
|
| 22 | 1 |
0.4%
|
|
| 24 | 1 |
0.4%
|
|
| 25 | 4 |
1.5%
|
|
| 27 | 1 |
0.4%
|
|
| 28 | 1 |
0.4%
|
|
| 29 | 2 |
0.7%
|
|
| 30 | 9 |
3.4%
|
|
| 33 | 1 |
0.4%
|
|
| 34 | 1 |
0.4%
|
|
| 35 | 2 |
0.7%
|
|
| 36 | 2 |
0.7%
|
|
| 40 | 9 |
3.4%
|
|
| 41 | 1 |
0.4%
|
|
| 44 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 51 | 1 |
0.4%
|
|
| 53 | 1 |
0.4%
|
|
| 55 | 1 |
0.4%
|
|
| 60 | 1 |
0.4%
|
|
| 67 | 1 |
0.4%
|
|
| 70 | 1 |
0.4%
|
|
| 71 | 1 |
0.4%
|
|
| 73 | 1 |
0.4%
|
|
| 78 | 1 |
0.4%
|
|
| 80 | 3 |
1.1%
|
|
| 85 | 2 |
0.7%
|
|
| 100 | 2 |
0.7%
|
|
| 112 | 1 |
0.4%
|
|
| 120 | 1 |
0.4%
|
|
| 190 | 1 |
0.4%
|
|
| 213 | 1 |
0.4%
|
|
| 219 | 1 |
0.4%
|
|
| 220 | 1 |
0.4%
|
|
| 260 | 1 |
0.4%
|
|
| 399 | 1 |
0.4%
|
|
| 400 | 1 |
0.4%
|
|
| 500 | 1 |
0.4%
|
|
| 750 | 1 |
0.4%
|
|
| 3100 | 1 |
0.4%
|