<Tr> <Th> Genre </Th> <Td> Comedy, Young adult fiction </Td> </Tr> <Tr> <Th> Publisher </Th> <Td> Amulet Books </Td> </Tr> <Tr> <Th> Publication date </Th> <Td> April 1, 2007 </Td> </Tr> <Tr> <Th> Media type </Th> <Td> Print (paperback, hardcover) </Td> </Tr>

When was diary of a wimpy kid created