| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
1.1%
|
| 0 | 187 |
29%
|
|
| 1 | 31 |
4.8%
|
|
| 2 | 9 |
1.4%
|
|
| 3 | 1 |
0.2%
|
|
| 4 | 1 |
0.2%
|
|
| 10 | 5 |
0.8%
|
|
| 20 | 4 |
0.6%
|
|
| 30 | 3 |
0.5%
|
|
| 33 | 2 |
0.3%
|
|
| 40 | 2 |
0.3%
|
|
| 50 | 15 |
2.3%
|
|
| 60 | 5 |
0.8%
|
|
| 65 | 1 |
0.2%
|
|
| 70 | 1 |
0.2%
|
|
| 80 | 3 |
0.5%
|
|
| 95 | 1 |
0.2%
|
|
| 96 | 1 |
0.2%
|
|
| 100 | 366 |
56.7%
|