<Table> The World 's Billionaires <Tr> <Td colspan="2"> List of the world 's billionaires , ranked in order of net worth </Td> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Td colspan="2"> The net worth of the world 's billionaires increased from less than $1 trillion in 2000 to over $7 trillion in 2015 . </Td> </Tr> <Tr> <Th colspan="2"> Publication details </Th> </Tr> <Tr> <Th> Publisher </Th> <Td> <Ul> <Li> Whale Media Investments </Li> <Li> Forbes family </Li> </Ul> </Td> </Tr> <Tr> <Th> Publication </Th> <Td> Forbes </Td> </Tr> <Tr> <Th> First published </Th> <Td> March 1987 </Td> </Tr> <Tr> <Th> Latest publication </Th> <Td> March 6 , 2018 </Td> </Tr> <Tr> <Th colspan="2"> Current list details ( 2018 ) </Th> </Tr> <Tr> <Th> Wealthiest </Th> <Td> Jeff Bezos </Td> </Tr> <Tr> <Th> Net worth ( 1st ) </Th> <Td> US $ 112 billion </Td> </Tr> <Tr> <Th> Number of billionaires </Th> <Td> 2,208 </Td> </Tr> <Tr> <Th> Total list net worth value </Th> <Td> US $9.1 trillion </Td> </Tr> <Tr> <Th> Average net worth </Th> <Td> US $4.1 billion </Td> </Tr> <Tr> <Th> Number of women </Th> <Td> 256 </Td> </Tr> <Tr> <Th> Number of people aged 40 years or less </Th> <Td> 63 </Td> </Tr> <Tr> <Th> New members to the list </Th> <Td> 259 </Td> </Tr> <Tr> <Td colspan="2"> Forbes : The World 's Billionaires website </Td> </Tr> </Table>
who is the richest person in the world who is the richest person in the world
Jeff Bezos