<Tr> <Th> Total </Th> <Td> 15.0 million </Td> </Tr> <Tr> <Th> Primary </Th> <Td> 6.7 million </Td> </Tr> <Tr> <Th> Secondary </Th> <Td> 4.9 million </Td> </Tr> <Tr> <Th> Post secondary </Th> <Td> 2.3 million </Td> </Tr>

What is the compulsory age group for education in france