<Table> <Tr> <Th_colspan="3"> Population </Th> </Tr> <Tr> <Th> Years passed </Th> <Th> Year </Th> <Th> Billion </Th> </Tr> <Tr> <Td> - </Td> <Td> 1800 </Td> <Td> </Td> </Tr> <Tr> <Td> 127 </Td> <Td> 1927 </Td> <Td> </Td> </Tr> <Tr> <Td> 33 </Td> <Td> 1960 </Td> <Td> </Td> </Tr> <Tr> <Td> 14 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 13 </Td> <Td> </Td> <Td> 5 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> 1999 </Td> <Td> 6 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> 2011 </Td> <Td> 7 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> 2023 * </Td> <Td> 8 </Td> </Tr> <Tr> <Td> 14 </Td> <Td> 2037 * </Td> <Td> 9 </Td> </Tr> <Tr> <Td> 18 </Td> <Td> 2055 * </Td> <Td> 10 </Td> </Tr> <Tr> <Td> 33 </Td> <Td> 2088 * </Td> <Td> 11 </Td> </Tr> <Tr> <Td_colspan="3"> * World Population Prospects 2017 (United Nations Population Division) </Td> </Tr> </Table> <Tr> <Th_colspan="3"> Population </Th> </Tr> <Tr> <Th> Years passed </Th> <Th> Year </Th> <Th> Billion </Th> </Tr> <Tr> <Td> - </Td> <Td> 1800 </Td> <Td> </Td> </Tr>

Growth rate of a population is determined by the