| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 63 |
4%
|
| 0 | 58 |
3.7%
|
|
| 20 | 2 |
0.1%
|
|
| 25 | 3 |
0.2%
|
|
| 30 | 2 |
0.1%
|
|
| 33 | 1 |
0.1%
|
|
| 36 | 1 |
0.1%
|
|
| 37 | 1 |
0.1%
|
|
| 40 | 4 |
0.3%
|
|
| 50 | 8 |
0.5%
|
|
| 55 | 1 |
0.1%
|
|
| 60 | 8 |
0.5%
|
|
| 62 | 1 |
0.1%
|
|
| 65 | 1 |
0.1%
|
|
| 70 | 9 |
0.6%
|
|
| 73 | 1 |
0.1%
|
|
| 80 | 9 |
0.6%
|
|
| 85 | 1 |
0.1%
|
|
| 90 | 3 |
0.2%
|
|
| 100 | 1396 |
88.7%
|