| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 225 |
91.5%
|
|
| 1 | 1 |
0.4%
|
|
| 2 | 1 |
0.4%
|
|
| 20 | 1 |
0.4%
|
|
| 25 | 1 |
0.4%
|
|
| 45 | 1 |
0.4%
|
|
| 50 | 2 |
0.8%
|
|
| 51 | 2 |
0.8%
|
|
| 67 | 1 |
0.4%
|
|
| 70 | 1 |
0.4%
|
|
| 90 | 1 |
0.4%
|
|
| 100 | 9 |
3.7%
|