| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.7%
|
| 3 | 4 |
2.6%
|
|
| 4 | 7 |
4.6%
|
|
| 5 | 12 |
7.9%
|
|
| 6 | 9 |
6%
|
|
| 7 | 7 |
4.6%
|
|
| 8 | 2 |
1.3%
|
|
| 9 | 6 |
4%
|
|
| 10 | 3 |
2%
|
|
| 15 | 2 |
1.3%
|
|
| 19 | 1 |
0.7%
|
|
| 20 | 1 |
0.7%
|
|
| 26 | 1 |
0.7%
|
|
| 35 | 1 |
0.7%
|
|
| 39 | 1 |
0.7%
|
|
| 40 | 1 |
0.7%
|
|
| 70 | 1 |
0.7%
|
|
| 80 | 1 |
0.7%
|
|
| 90 | 1 |
0.7%
|
|
| 100 | 1 |
0.7%
|
|
| NA | 88 |
58.3%
|