<Tr> <Td> </Td> <Td> c. 1650 est . </Td> <Td> 509,250 </Td> </Tr> <Tr> <Td_colspan="2"> Density </Td> <Td> 4 / km (10 / sq mi) </Td> </Tr> <Tr> <Td_colspan="2"> Currency </Td> <Td> Nzimbu shells and Raffia cloth </Td> </Tr> <Tr> <Td_colspan="3"> <Table> <Tr> <Td> Preceded by </Td> <Td> Succeeded by </Td> </Tr> <Tr> <Td> <Table> <Tr> <Td> </Td> <Td> Mpemba Kasi </Td> </Tr> </Table> </Td> <Td> <Table> <Tr> <Td> International Congo Association </Td> <Td> </Td> </Tr> <Tr> <Td> Portuguese West Africa </Td> <Td> </Td> </Tr> <Tr> <Td> French Congo </Td> <Td> </Td> </Tr> </Table> </Td> </Tr> </Table> </Td> </Tr>

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