Uruguay
2.1% (2005 est.)

Uzbekistan
2% (FY97)

Vanuatu
NA

Venezuela
1.2% (2005 est.)

Vietnam
2.5% (FY98)

West Bank
NA

World
roughly 2% of gross world product (2005 est.)

Yemen
6.4% (2005 est.)

Zambia
1.8% (2005 est.)

Zimbabwe
4% (2005 est.)