| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
0.4%
|
| -7 | Not VAT eligible | 69 |
6.9%
|
| -6 | VAT refund not available | 135 |
13.4%
|
| 1 | Yes | 228 |
22.6%
|
| 2 | No | 571 |
56.7%
|