| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
1.3%
|
| 0 | 312 |
52.2%
|
|
| 1 | 37 |
6.2%
|
|
| 2 | 64 |
10.7%
|
|
| 3 | 48 |
8%
|
|
| 4 | 16 |
2.7%
|
|
| 5 | 29 |
4.8%
|
|
| 6 | 10 |
1.7%
|
|
| 7 | 5 |
0.8%
|
|
| 8 | 8 |
1.3%
|
|
| 9 | 3 |
0.5%
|
|
| 10 | 11 |
1.8%
|
|
| 11 | 2 |
0.3%
|
|
| 12 | 3 |
0.5%
|
|
| 13 | 3 |
0.5%
|
|
| 14 | 2 |
0.3%
|
|
| 15 | 5 |
0.8%
|
|
| 18 | 1 |
0.2%
|
|
| 20 | 8 |
1.3%
|
|
| 22 | 3 |
0.5%
|
|
| 23 | 1 |
0.2%
|
|
| 25 | 4 |
0.7%
|
|
| 26 | 1 |
0.2%
|
|
| 28 | 2 |
0.3%
|
|
| 30 | 3 |
0.5%
|
|
| 35 | 2 |
0.3%
|
|
| 37 | 1 |
0.2%
|
|
| 38 | 1 |
0.2%
|
|
| 50 | 2 |
0.3%
|
|
| 55 | 1 |
0.2%
|
|
| 65 | 1 |
0.2%
|
|
| 600 | 1 |
0.2%
|