| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1%
|
| -7 | Not VAT eligible | 35 |
5.9%
|
| -6 | VAT refund not available | 12 |
2%
|
| 1 | Yes | 117 |
19.8%
|
| 2 | No | 422 |
71.3%
|