Ukraine
656 (2004 est.)
United Arab Emirates
35 (2004 est.)
United Kingdom
471 (2004 est.)
United States
14,857 (2004 est.)
Uruguay
64 (2004 est.)
Uzbekistan
226 (2004 est.)
Vanuatu
30 (2004 est.)
Venezuela
369 (2004 est.)
Vietnam
24 (2004 est.)
Virgin Islands
2 (2004 est.)