| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.6%
|
| -7 | Not VAT eligible | 4 |
2.6%
|
| -6 | VAT refund not available | 58 |
37.4%
|
| 1 | Yes | 27 |
17.4%
|
| 2 | No | 65 |
41.9%
|