That list is very interesting, although I doubt some of it’s individual rankings. What is the source for it?
If you doubt it then disprove it.
the chart on wiki is even worse on third worlders and wiki ain’t known for being a stormfront site now is it?
http://en.wikipedia.org/wiki/IQ_and_the_Wealth_of_Nations#National_IQ_estimates
http://en.wikipedia.org/wiki/IQ_and_Global_Inequality
The information is from the book "IQ and the Wealth of Nations" and is reproduced on the Wikipedia page of the same name.