<Tr> <Td> Reuben Walworth </Td> <Td> June 17, 1844 </Td> <Td> no action </Td> <Td> June 17, 1844 </Td> <Td> </Td> </Tr> <Tr> <Td> Edward King </Td> <Td> Dec. 4, 1844 </Td> <Td> withdrawn </Td> <Td> Feb. 7, 1845 </Td> <Td> S; PE </Td> </Tr> <Tr> <Td> Reuben Walworth </Td> <Td> Dec. 4, 1844 </Td> <Td> withdrawn </Td> <Td> Feb. 4, 1845 </Td> <Td> S; PE </Td> </Tr> <Tr> <Td> Samuel Nelson </Td> <Td> Feb. 4, 1845 </Td> <Td> confirmed </Td> <Td> Feb. 14, 1845 </Td> <Td> S; PE </Td> </Tr>

How many supreme court justices have been appointed in an election year