| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 4 |
0.1%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 1 |
0%
|
| 0 | no difference | 3921 |
95.1%
|
| 1 | this might help a little | 173 |
4.2%
|
| 2 | this would help a lot | 22 |
0.5%
|