By Jonathan Davies

Bill Gates is still the world's richest person, according to Bloomberg's billionaire list.

Bill Gates' net worth is estimated to be $85.2 billion.

He sits comfortably above the second richest, Inditex owner Amancio Ortega who is worth $70.8bn. Investor Warren Buffett is the world's third richest person with a fortune of $67.6bn.

The world's richest woman is Christy Walton, the widow of the son of Wal-Mart founder Sam Walton. Bloomberg estimates she has a fortune of $36.8bn.

Facebook founder Mark Zuckerberg was the list's big mover. The 31-year old's fortune grew by $8.6bn to $43.1bn over the past year, moving him up to ninth. It took him above Ikea founder Ingvar Kamprad on $42.2bn. Zuckerberg is now just $300m behind Oracle founder Larry Ellison and $400m behind Amazon founder Jeff Bezos.