| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 15 |
2.1%
|
| -7 | Not VAT eligible | 6 |
0.8%
|
| -6 | VAT refund not available | 120 |
16.8%
|
| 1 | Yes | 22 |
3.1%
|
| 2 | No | 550 |
77.1%
|