<Tr> <Td> 155 </Td> <Td> Namibia </Td> <Td> 64.34 </Td> <Td> 61.58 </Td> <Td> 66.95 </Td> </Tr> <Tr> <Td> 156 </Td> <Td> Botswana </Td> <Td> 64.12 </Td> <Td> 61.80 </Td> <Td> 66.51 </Td> </Tr> <Tr> <Td> 157 </Td> <Td> Tanzania </Td> <Td> 64.04 </Td> <Td> 62.55 </Td> <Td> 65.55 </Td> </Tr> <Tr> <Td> 158 </Td> <Td> Gabon </Td> <Td> 63.65 </Td> <Td> 63.15 </Td> <Td> 64.07 </Td> </Tr>

Which country in africa has the highest life expectancy