| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2%
|
| -4 | Too many to count | 99 |
66%
|
| 0 | 5 |
3.3%
|
|
| 1 | 4 |
2.7%
|
|
| 2 | 8 |
5.3%
|
|
| 3 | 7 |
4.7%
|
|
| 4 | 2 |
1.3%
|
|
| 5 | 9 |
6%
|
|
| 6 | 2 |
1.3%
|
|
| 7 | 1 |
0.7%
|
|
| 8 | 1 |
0.7%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 1 |
0.7%
|
|
| 15 | 2 |
1.3%
|
|
| 25 | 2 |
1.3%
|
|
| 28 | 1 |
0.7%
|
|
| 30 | 1 |
0.7%
|
|
| 50 | 1 |
0.7%
|