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Forbes Feb 2019: networth $8.3 billion Forbes March 2015: net worth $24.2 billion Forbes Feb. 2014: earnings $4billion Salary of 2009 is published according the NYT, net worth of 2013 according Bloomberg.

Sources

• Picture: Wikipedia
• Text: NYTimes
• Text: Forbes
• Text: Bloomberg
• Text: Forbes
• Text: Forbes

Update: 2019-2

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