| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. south africa | 0 |
0%
|
| 2 | 2. germany | 0 |
0%
|
| 3 | 3. greece | 0 |
0%
|
| 4 | 4. israel | 0 |
0%
|
| 5 | 5. latvia | 0 |
0%
|
| 6 | 6. lithuania | 0 |
0%
|
| 7 | 7. poland | 1 |
16.7%
|
| 8 | 8. russian federation | 0 |
0%
|
| 9 | 9. ukraine | 0 |
0%
|
| 10 | 10. united kingdom | 0 |
0%
|
| 11 | 11. united states | 2 |
33.3%
|
| 12 | 12. zambia | 0 |
0%
|
| 13 | 13. zimbabwe | 0 |
0%
|
| 14 | 14. other country | 2 |
33.3%
|
| 15 | 15. prefer not to say | 1 |
16.7%
|
| Sysmiss | 4187 |