| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 11 |
3%
|
| -7 | Not VAT eligible | 90 |
24.5%
|
| -6 | VAT refund not available | 15 |
4.1%
|
| 1 | Yes | 83 |
22.6%
|
| 2 | No | 169 |
45.9%
|