Country | Total |
Uganda (UG) | 47 |
Ukraine (UA) | 19 |
United Arab Emirates (AE) | 9 |
United Kingdom (GB) | 189 |
United States of America (US) | 729 |
United States Virgin Islands (VI) | _ |
Unknown country (UN) | 9 |
Uruguay (UY) | 23 |
USSR (XX) | _ |
Uzbekistan (UZ) | 6 |