<Tr> <Th> Total </Th> <Td> 8,853 </Td> </Tr> <Tr> <Th> Time zone </Th> <Td> Central (US Central) (UTC - 6) </Td> </Tr> <Tr> <Th> Website </Th> <Td> Municipio de Tlacotalpan </Td> </Tr> <Tr> <Th_colspan="2"> UNESCO World Heritage Site </Th> </Tr>

When was tlacotalpan founded why did it boom in the eighteenth century