Lyndon B. Johnson (1963-1969)
Richard M. Nixon (1969-1974)
Gerald R. Ford (1974-1977)
James Carter (1977-1981)
Ronald Reagan (1981-1989)
George H. W. Bush (1989-1993)
Bill Clinton (1993-2001)
George W. Bush (2001-2008)
Barack Obama (2009-2012)