The first semi-permanent settlements appeared in Florida around 5000 B.C.
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Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
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A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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Outside of the bedroom, the most common place for adults in the U.S. to have sex is the car.
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The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
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Each year, around 24,000 Americans are bitten by rats!
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