Strange IQ Facts and Figures
International IQ charts place Hong Kong at the top of the IQ world with citizens averaging 107. South Korea, Japan, and Taiwan and Singapore follow. The US ranks 18th.
The average IQ in America is 98. New Hampshire residents have the highest IQs, averaging 104, followed by Oregon and Massachusetts at 103. The lower figures reside in Mississippi and South Carolina, where the average IQ is 94.
Experts have been able to compile a list of causes of mental retardation (from "mild" at IQs between 50 and 70 to "profound" at 20 or below) but are still largely uncertain about specific causes of genius.
Research has shown that US children gain about 3.5 IQ points during each year they are in school.
According to a 2007 study, orangutans are the most intelligent non-human primate, followed by chimpanzees, spider monkeys, langurs, and macaques.
Chimpanzees, parrots, and dolphins typically have IQs between 35 and 49. In a human, these numbers would suggest moderate retardation.
Some studies show that children who are breastfed have IQs of up to 10 points higher by age 3 than children restricted to bottles.
According to a Danish study, people with lower IQs are at greater risk of sustaining a concussion.
0.1% of the world's population has an IQ of 145 or above, the level required to be deemed profoundly gifted.
Asia Carrera, star of over 250 hardcore adult movies, has an IQ of 156. Before her successful porn career, she played piano at Carnegie Hall and attended Rutgers University.