| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
0.7%
|
| -7 | Not VAT eligible | 8 |
0.8%
|
| -6 | VAT refund not available | 11 |
1.2%
|
| 1 | Yes | 179 |
18.9%
|
| 2 | No | 742 |
78.4%
|