| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
1%
|
| 0 | 224 |
55.7%
|
|
| 1 | 67 |
16.7%
|
|
| 2 | 35 |
8.7%
|
|
| 3 | 17 |
4.2%
|
|
| 4 | 5 |
1.2%
|
|
| 5 | 7 |
1.7%
|
|
| 6 | 9 |
2.2%
|
|
| 7 | 3 |
0.7%
|
|
| 8 | 3 |
0.7%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 8 |
2%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 1 |
0.2%
|
|
| 17 | 1 |
0.2%
|
|
| 18 | 2 |
0.5%
|
|
| 20 | 1 |
0.2%
|
|
| 21 | 1 |
0.2%
|
|
| 22 | 1 |
0.2%
|
|
| 25 | 1 |
0.2%
|
|
| 28 | 1 |
0.2%
|
|
| 30 | 1 |
0.2%
|
|
| 32 | 1 |
0.2%
|
|
| 34 | 1 |
0.2%
|
|
| 35 | 2 |
0.5%
|
|
| 47 | 1 |
0.2%
|
|
| 50 | 1 |
0.2%
|
|
| 52 | 1 |
0.2%
|
|
| 100 | 1 |
0.2%
|