| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 30 |
19.9%
|
|
| 1 | 7 |
4.6%
|
|
| 2 | 6 |
4%
|
|
| 3 | 2 |
1.3%
|
|
| 4 | 6 |
4%
|
|
| 6 | 1 |
0.7%
|
|
| 10 | 4 |
2.6%
|
|
| 12 | 1 |
0.7%
|
|
| 18 | 2 |
1.3%
|
|
| 23 | 1 |
0.7%
|
|
| 30 | 2 |
1.3%
|
|
| 40 | 1 |
0.7%
|
|
| 44 | 1 |
0.7%
|
|
| 55 | 1 |
0.7%
|
|
| 70 | 1 |
0.7%
|
|
| 240 | 1 |
0.7%
|
|
| NA | 84 |
55.6%
|