| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.6%
|
| 0 | 155 |
42.8%
|
|
| 1 | 2 |
0.6%
|
|
| 3 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| 30 | 1 |
0.3%
|
|
| 33 | 1 |
0.3%
|
|
| 40 | 1 |
0.3%
|
|
| 45 | 1 |
0.3%
|
|
| 50 | 8 |
2.2%
|
|
| 51 | 1 |
0.3%
|
|
| 53 | 1 |
0.3%
|
|
| 60 | 1 |
0.3%
|
|
| 80 | 2 |
0.6%
|
|
| 90 | 1 |
0.3%
|
|
| 93 | 1 |
0.3%
|
|
| 99 | 1 |
0.3%
|
|
| 100 | 181 |
50%
|