Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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No president of the United States was an only child for his parents.
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Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
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The United States consumes 25% of all the world's energy.
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In the US, it is legal for women to be publicly topless in 33 states. Male toplessness became legal in 1936.
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According to a 2014 study, 1 in 10 Americans think HTML is a sexually-transmitted disease.
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