| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 34 |
22.5%
|
| -7 | Doesn't apply | 0 |
0%
|
| 0 | 6 |
4%
|
|
| 1 | 15 |
9.9%
|
|
| 2 | 12 |
7.9%
|
|
| 3 | 11 |
7.3%
|
|
| 4 | 10 |
6.6%
|
|
| 5 | 15 |
9.9%
|
|
| 6 | 3 |
2%
|
|
| 7 | 1 |
0.7%
|
|
| 8 | 3 |
2%
|
|
| 10 | 2 |
1.3%
|
|
| 13 | 1 |
0.7%
|
|
| 15 | 1 |
0.7%
|
|
| 20 | 9 |
6%
|
|
| 25 | 1 |
0.7%
|
|
| 30 | 8 |
5.3%
|
|
| 50 | 3 |
2%
|
|
| 60 | 2 |
1.3%
|
|
| 76 | 1 |
0.7%
|
|
| 100 | 13 |
8.6%
|