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
No president of the United States was an only child for his parents.
51
There are two credit cards for every person in the United States.
2
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
Seven U.S. states are named after sovereigns - four kings and three queens.
5
203 million dollars is spent on barbed wire each year in the U.S.
65
In Utah, it is illegal to swear in front of a dead person.
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