| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| 0 | 290 |
48.3%
|
|
| 20 | 2 |
0.3%
|
|
| 50 | 3 |
0.5%
|
|
| 55 | 1 |
0.2%
|
|
| 60 | 1 |
0.2%
|
|
| 65 | 1 |
0.2%
|
|
| 70 | 5 |
0.8%
|
|
| 75 | 2 |
0.3%
|
|
| 80 | 17 |
2.8%
|
|
| 85 | 7 |
1.2%
|
|
| 90 | 9 |
1.5%
|
|
| 100 | 262 |
43.6%
|