40
39.6
David Koch
Charles Koch
Michael Bloomberg
Larry Ellison
Mark Zuckerberg
Jeff Bezos
Carlos Slim
Warren Buffett
Amancio Ortega
Bill Gates
Total worth, $bn
39.6
43.6
44.6
45.2
50
60.8
67
75
40
39.6
David Koch
Charles Koch
Michael Bloomberg
Larry Ellison
Mark Zuckerberg
Jeff Bezos
Carlos Slim
Warren Buffett
Amancio Ortega
Bill Gates
Total worth, $bn
39.6
43.6
44.6
45.2
50
60.8
67
75