<Tr> <Td> </Td> <Td> Europe </Td> <Td> 7004254760000000000 ♠ 25,476 </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> South America </Td> <Td> 7003900600000000000 ♠ 9,006 </Td> <Td> </Td> </Tr> <Tr> <Td> 5 </Td> <Td> Asia </Td> <Td> 7003290200000000000 ♠ 2,902 </Td> <Td> </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Africa </Td> <Td> 7003160300000000000 ♠ 1,603 </Td> <Td> </Td> </Tr>

Which continent has the least amount of nations