| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 23 |
1.5%
|
| -7 | Not VAT eligible | 59 |
3.9%
|
| -6 | VAT refund not available | 213 |
14%
|
| 1 | Yes | 591 |
38.9%
|
| 2 | No | 632 |
41.6%
|