| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 37 |
5.1%
|
| -7 | Not VAT eligible | 65 |
8.9%
|
| -6 | VAT refund not available | 203 |
27.8%
|
| 1 | Yes | 58 |
8%
|
| 2 | No | 366 |
50.2%
|