Turkmenistan
43.5 billion cu m (2004 est.)
Ukraine
5.8 billion cu m (2003 est.)
United Arab Emirates
7.19 billion cu m (2003 est.)
United Kingdom
15.75 billion cu m (2001 est.)
United States
11.16 billion cu m (2001 est.)
Uruguay
0 cu m (2003 est.)
Uzbekistan
17.9 billion cu m (2001 est.)
Venezuela
0 cu m (2004 est.)
Vietnam
0 cu m (2001 est.)
World
693.7 billion cu m (2001 est.)