| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
0.3%
|
| 0 | 39 |
2.7%
|
|
| 5 | 3 |
0.2%
|
|
| 10 | 27 |
1.9%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 4 |
0.3%
|
|
| 20 | 31 |
2.2%
|
|
| 25 | 24 |
1.7%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 57 |
4%
|
|
| 35 | 6 |
0.4%
|
|
| 40 | 75 |
5.2%
|
|
| 45 | 2 |
0.1%
|
|
| 50 | 176 |
12.3%
|
|
| 55 | 2 |
0.1%
|
|
| 60 | 87 |
6.1%
|
|
| 65 | 6 |
0.4%
|
|
| 67 | 1 |
0.1%
|
|
| 70 | 71 |
5%
|
|
| 75 | 39 |
2.7%
|
|
| 80 | 53 |
3.7%
|
|
| 85 | 4 |
0.3%
|
|
| 90 | 32 |
2.2%
|
|
| 95 | 4 |
0.3%
|
|
| 100 | 683 |
47.7%
|