| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very harnful | 70 |
5.8%
|
| 2 | Harmful | 187 |
15.6%
|
| 3 | Neither helpful nor harmful | 96 |
8%
|
| 4 | Helpful | 405 |
33.8%
|
| 5 | Very helpful | 279 |
23.3%
|
| 9 | Don't know | 163 |
13.6%
|
| 98 | Refused | 0 |
0%
|