| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 26 |
0.3%
|
| 0 | 188 |
2%
|
|
| 1 | 6091 |
65%
|
|
| 2 | 1451 |
15.5%
|
|
| 3 | 628 |
6.7%
|
|
| 4 | 259 |
2.8%
|
|
| 5 | 459 |
4.9%
|
|
| 6 | 57 |
0.6%
|
|
| 7 | 21 |
0.2%
|
|
| 8 | 40 |
0.4%
|
|
| 9 | 5 |
0.1%
|
|
| 10 | 90 |
1%
|
|
| 11 | 4 |
0%
|
|
| 12 | 7 |
0.1%
|
|
| 15 | 16 |
0.2%
|
|
| 20 | 15 |
0.2%
|
|
| 21 | 1 |
0%
|
|
| 25 | 2 |
0%
|
|
| 30 | 5 |
0.1%
|
|
| 35 | 1 |
0%
|
|
| 45 | 1 |
0%
|
|
| 50 | 8 |
0.1%
|
|
| 70 | 1 |
0%
|