It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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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.
30
Most of the world's people must walk at least 3 hours to fetch water!
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Most people smile when they are frustrated, according to a study.
15
There are two credit cards for every person in the United States.
2
Approximately one-third of the population can't snap their fingers!
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Studies show that financially stable men prefer smaller breasts.
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