| Value | Category | Cases | |
|---|---|---|---|
| 1 | A discount of 150 KM | 775 |
74.8%
|
| 2 | They are the same | 113 |
10.9%
|
| 3 | A 10% discount | 50 |
4.8%
|
| 9 | Don’t know | 98 |
9.5%
|