<Tr> <Td> 89 </Td> <Td> Pune </Td> <Td> India </Td> <Td> 7006504996800000000 ♠ 5,049,968 </Td> <Td> 2011 </Td> </Tr> <Tr> <Td> 90 </Td> <Td> Sydney </Td> <Td> Australia </Td> <Td> 7006500540000000000 ♠ 5,005,400 </Td> <Td> 2016 </Td> </Tr> <Tr> <Td> 91 </Td> <Td> Guadalajara </Td> <Td> Mexico </Td> <Td> 7006490928700000000 ♠ 4,909,287 </Td> <Td> 2017 </Td> </Tr> <Tr> <Td> 92 </Td> <Td> Boston </Td> <Td> United States </Td> <Td> 7006483653100000000 ♠ 4,836,531 </Td> <Td> 2017 </Td> </Tr>

Hong kong is one of the world's most populous cities