| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 104 |
6.6%
|
| 0 | 35 |
2.2%
|
|
| 5 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| 10 | 4 |
0.3%
|
|
| 15 | 2 |
0.1%
|
|
| 20 | 7 |
0.4%
|
|
| 25 | 2 |
0.1%
|
|
| 30 | 10 |
0.6%
|
|
| 35 | 2 |
0.1%
|
|
| 40 | 9 |
0.6%
|
|
| 45 | 3 |
0.2%
|
|
| 50 | 30 |
1.9%
|
|
| 55 | 1 |
0.1%
|
|
| 56 | 1 |
0.1%
|
|
| 60 | 33 |
2.1%
|
|
| 65 | 6 |
0.4%
|
|
| 69 | 1 |
0.1%
|
|
| 70 | 27 |
1.7%
|
|
| 75 | 11 |
0.7%
|
|
| 80 | 49 |
3.1%
|
|
| 84 | 1 |
0.1%
|
|
| 85 | 4 |
0.3%
|
|
| 88 | 1 |
0.1%
|
|
| 90 | 22 |
1.4%
|
|
| 95 | 5 |
0.3%
|
|
| 96 | 1 |
0.1%
|
|
| 98 | 1 |
0.1%
|
|
| 100 | 1199 |
76.2%
|