The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Trinidad and Tobago
11.6% of GDP (2010 est.)

Tunisia
26.1% of GDP (2010 est.)

Turkey
18% of GDP (2010 est.)

Turkmenistan
12.4% of GDP (2010 est.)

Uganda
20.9% of GDP (2010 est.)

Ukraine
16.1% of GDP (2010 est.)

United Arab Emirates
26.8% of GDP (2010 est.)

United Kingdom
14.4% of GDP (2010 est.)

United States
12.8% of GDP (2010 est.)

Uruguay
19.4% of GDP (2010 est.)