| Value | Category | Cases | |
|---|---|---|---|
| 1 | A little less harmful | 405 |
44.1%
|
| 2 | No different | 389 |
42.4%
|
| 3 | A little more harmful | 61 |
6.6%
|
| 7 | Don't know | 56 |
6.1%
|
| 9 | 7 |
0.8%
|
|
| Sysmiss | 7480 |