<Table> <Tr> <Th> Artist </Th> <Th> Number - one singles </Th> </Tr> <Tr> <Td> Mariah Carey </Td> <Td> 14 </Td> </Tr> <Tr> <Td> Janet Jackson </Td> <Td> 6 </Td> </Tr> <Tr> <Td> Boyz II Men </Td> <Td> 5 </Td> </Tr> <Tr> <Td> Madonna </Td> <Td> </Td> </Tr> <Tr> <Td> Whitney Houston </Td> </Tr> <Tr> <Td> Celine Dion </Td> </Tr> <Tr> <Td> TLC </Td> </Tr> <Tr> <Td> Wilson Phillips </Td> <Td> </Td> </Tr> <Tr> <Td> Paula Abdul </Td> </Tr> <Tr> <Td> Bryan Adams </Td> </Tr> <Tr> <Td> Puff Daddy </Td> </Tr> <Tr> <Td> Monica </Td> </Tr> </Table> <Tr> <Th> Artist </Th> <Th> Number - one singles </Th> </Tr> <Tr> <Td> Mariah Carey </Td> <Td> 14 </Td> </Tr> <Tr> <Td> Janet Jackson </Td> <Td> 6 </Td> </Tr>

Who had the most hits in the 90s