| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
1.3%
|
| -7 | Not VAT eligible | 39 |
24.8%
|
| -6 | VAT refund not available | 6 |
3.8%
|
| 1 | Yes | 7 |
4.5%
|
| 2 | No | 103 |
65.6%
|