As of April 2010, Bill Gates had donated $36,854,000,000 in his lifetime! That's more than half of his total net worth!
23
The first female self-made millionaire in America was a black woman.
4
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
There are two credit cards for every person in the United States.
2
Al Capone earned $105m per year from alcohol and rackets during the Prohibition era. Today, this would be equivalent to $1.4b per year.
7
J.K. Rowling lost her billionaire status because she donated so much of her money to charity.
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