<Tr> <Td> 4th Congress </Td> <Td> January 27, 1958 </Td> <Td> December 30, 1961 </Td> </Tr> <Tr> <Td> 5th Congress </Td> <Td> January 22, 1962 </Td> <Td> April 5, 1963 </Td> </Tr> <Tr> <Td> 9 </Td> <Td> </Td> <Td> Ferdinand Marcos </Td> <Td> Liberal </Td> <Td> April 5, 1963 </Td> <Td> April 1964 </Td> </Tr> <Tr> <Td> </Td> <Td> Nacionalista </Td> <Td> April 1964 </Td> <Td> December 30, 1965 </Td> </Tr>

Who was the senate president when ra 9613 was passed