Once again, Forbes Magazine is out with its 2013 list of the world's richest people and Mexico's Carlos Slim is at the top.
Slim, a telecom mogul, took the top spot for the fourth year in a row with a net worth of about $73 billion.
In second place: Microsoft founder Bill Gates, estimated to be worth $67 billion.
Spain fashion executive Amancio Ortega beat out Warren Buffett for the third spot, with an estimated worth of $57 billion.
Buffett dropped to fourth place, with $53.5 billion. It's the first year since 2000 that Buffet has not been in the top three.
Rounding out the top five is software mogul Larry Ellison with $43 billion.
The U.S. leads the way with the number of billionaires at 442 of them. Forbes' entire list includes a record 1,426 billionaires with a total net worth of $5.4 trillion.