| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
1.6%
|
| 0 | 906 |
52.5%
|
|
| 1 | 1 |
0.1%
|
|
| 2 | 2 |
0.1%
|
|
| 5 | 6 |
0.3%
|
|
| 7 | 1 |
0.1%
|
|
| 10 | 23 |
1.3%
|
|
| 15 | 2 |
0.1%
|
|
| 20 | 32 |
1.9%
|
|
| 25 | 7 |
0.4%
|
|
| 30 | 38 |
2.2%
|
|
| 35 | 5 |
0.3%
|
|
| 36 | 1 |
0.1%
|
|
| 40 | 33 |
1.9%
|
|
| 45 | 4 |
0.2%
|
|
| 50 | 67 |
3.9%
|
|
| 60 | 13 |
0.8%
|
|
| 70 | 21 |
1.2%
|
|
| 75 | 1 |
0.1%
|
|
| 80 | 13 |
0.8%
|
|
| 85 | 1 |
0.1%
|
|
| 90 | 2 |
0.1%
|
|
| 100 | 519 |
30.1%
|