200 Countries, 200 Years, 4 Minutes
Posted by KyleMueller from www.youtube.com
Pin it! Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four - YouTube
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Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four - YouTube
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glen 12 years ago
Fascinating.
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