| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 409 |
3.8%
|
| 0 | 57 |
0.5%
|
|
| 1 | 226 |
2.1%
|
|
| 2 | 989 |
9.3%
|
|
| 3 | 2127 |
19.9%
|
|
| 4 | 2551 |
23.9%
|
|
| 5 | 2097 |
19.6%
|
|
| 6 | 1369 |
12.8%
|
|
| 7 | 389 |
3.6%
|
|
| 8 | 292 |
2.7%
|
|
| 9 | 73 |
0.7%
|
|
| 10 | 41 |
0.4%
|
|
| 11 | 3 |
0%
|
|
| 12 | 23 |
0.2%
|
|
| 13 | 3 |
0%
|
|
| 14 | 7 |
0.1%
|
|
| 15 | 9 |
0.1%
|
|
| 18 | 1 |
0%
|
|
| 25 | 1 |
0%
|
|
| 30 | 1 |
0%
|
|
| 35 | 1 |
0%
|
|
| 44 | 1 |
0%
|
|
| 46 | 1 |
0%
|
|
| 52 | 1 |
0%
|