The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Bhutan
urban population: 35% of total population (2008)
rate of urbanization: 4.9% annual rate of change (2005-10 est.)

Bolivia
urban population: 66% of total population (2008)
rate of urbanization: 2.5% annual rate of change (2005-10 est.)

Bosnia and Herzegovina
urban population: 47% of total population
(2008)
rate of urbanization: 1.4% annual rate of change (2005-10 est.)

Botswana
urban population: 60% of total population (2008)
rate of urbanization: 2.5% annual rate of change (2005-10 est.)

Brazil
urban population: 86% of total population (2008)
rate of urbanization: 1.8% annual rate of change (2005-10 est.)

British Virgin Islands
urban population: 40% of total population
(2008)
rate of urbanization: 1.7% annual rate of change (2005-10 est.)

Brunei
urban population: 75% of total population (2008)
rate of urbanization: 2.6% annual rate of change (2005-10 est.)

Bulgaria
urban population: 71% of total population (2008)
rate of urbanization: -0.3% annual rate of change (2005-10 est.)

Burkina Faso
urban population: 20% of total population (2008)
rate of urbanization: 5% annual rate of change (2005-10 est.)

Burma
urban population: 33% of total population (2008)
rate of urbanization: 2.9% annual rate of change (2005-10 est.)