Country | Total |
Uganda (UG) | 1 |
Ukraine (UA) | 81 |
United Arab Emirates (AE) | _ |
United Kingdom (GB) | 289 |
United States of America (US) | 1824 |
United States Virgin Islands (VI) | _ |
Unknown country (UN) | 18 |
Uruguay (UY) | 9 |
USSR (XX) | _ |
Uzbekistan (UZ) | 2 |