| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 25 |
4.2%
|
| 0 | 209 |
34.9%
|
|
| 1 | 43 |
7.2%
|
|
| 2 | 61 |
10.2%
|
|
| 3 | 40 |
6.7%
|
|
| 4 | 23 |
3.8%
|
|
| 5 | 53 |
8.9%
|
|
| 6 | 17 |
2.8%
|
|
| 7 | 12 |
2%
|
|
| 8 | 8 |
1.3%
|
|
| 9 | 6 |
1%
|
|
| 10 | 21 |
3.5%
|
|
| 11 | 5 |
0.8%
|
|
| 13 | 6 |
1%
|
|
| 14 | 3 |
0.5%
|
|
| 15 | 5 |
0.8%
|
|
| 16 | 3 |
0.5%
|
|
| 17 | 4 |
0.7%
|
|
| 18 | 6 |
1%
|
|
| 19 | 1 |
0.2%
|
|
| 20 | 8 |
1.3%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 2 |
0.3%
|
|
| 24 | 1 |
0.2%
|
|
| 25 | 4 |
0.7%
|
|
| 26 | 1 |
0.2%
|
|
| 27 | 1 |
0.2%
|
|
| 30 | 2 |
0.3%
|
|
| 32 | 1 |
0.2%
|
|
| 35 | 1 |
0.2%
|
|
| 37 | 1 |
0.2%
|
|
| 40 | 1 |
0.2%
|
|
| 41 | 1 |
0.2%
|
|
| 44 | 1 |
0.2%
|
|
| 46 | 1 |
0.2%
|
|
| 53 | 1 |
0.2%
|
|
| 54 | 1 |
0.2%
|
|
| 57 | 1 |
0.2%
|
|
| 60 | 1 |
0.2%
|
|
| 65 | 1 |
0.2%
|
|
| 73 | 1 |
0.2%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 2 |
0.3%
|
|
| 98 | 1 |
0.2%
|
|
| 100 | 2 |
0.3%
|
|
| 130 | 1 |
0.2%
|
|
| 146 | 1 |
0.2%
|
|
| 160 | 3 |
0.5%
|
|
| 203 | 1 |
0.2%
|
|
| 210 | 1 |
0.2%
|
|
| 360 | 1 |
0.2%
|