<Tr> <Td> 2007 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 2008 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> 2009 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> </Td> </Tr>

When did vs semi annual sale start 2017