| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 52 |
3.6%
|
| 2 | dont_know | 3 |
0.2%
|
| 3 | not_useful | 3 |
0.2%
|
| 4 | not_useful_at_all | 3 |
0.2%
|
| 5 | useful | 742 |
50.9%
|
| 6 | very_useful | 583 |
40%
|
| Missing value | 71 |
4.9%
|