| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 26 |
1.5%
|
| 0 | 1468 |
85.1%
|
|
| 1 | 2 |
0.1%
|
|
| 2 | 2 |
0.1%
|
|
| 3 | 2 |
0.1%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 15 |
0.9%
|
|
| 8 | 1 |
0.1%
|
|
| 10 | 31 |
1.8%
|
|
| 15 | 9 |
0.5%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 53 |
3.1%
|
|
| 22 | 1 |
0.1%
|
|
| 25 | 10 |
0.6%
|
|
| 30 | 42 |
2.4%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 35 |
2%
|
|
| 50 | 8 |
0.5%
|
|
| 60 | 6 |
0.3%
|
|
| 70 | 5 |
0.3%
|
|
| 80 | 2 |
0.1%
|
|
| 85 | 2 |
0.1%
|
|
| 90 | 2 |
0.1%
|