via chartsbin.com
Related posts:
U.S. Energy Use Drops in 2008
Automotive Family Tree
Investments in Gaza tunnels collapse [Infographic]
A Timeline: 374 Years of Higher Education
Pooponomics: The Economy of Human Waste - Infographic
Education vs Employment [Infographic]
Mobile Gaming is Dominating the Gaming Industry [Infographic]
China's skyscrapers [Infographic]
The Great Flow of U.S. Debt [Infographic]
Most Popular Domains 2011 [Infographic]