Quarter Per Cent Expanding 1927-01-01 31.2000 1927-04-01 37.5000 1927-07-01 31.2000 1927-10-01 43.8000 1928-01-01 50.0000 1928-04-01 50.0000 1928-07-01 56.2000 1928-10-01 87.5000 1929-01-01 68.8000 1929-04-01 31.2000 1929-07-01 43.8000 1929-10-01 18.8000 1930-01-01 6.20000 1930-04-01 6.20000 1930-07-01 0.000000 1930-10-01 6.20000 1931-01-01 0.000000 1931-04-01 0.000000 1931-07-01 0.000000 1931-10-01 6.20000 1932-01-01 6.20000 1932-04-01 0.000000 1932-07-01 6.20000 1932-10-01 50.0000 1933-01-01 81.2000 1933-04-01 81.2000 1933-07-01 87.5000 1933-10-01 81.2000 1934-01-01 68.8000 1934-04-01 56.2000 1934-07-01 75.0000 1934-10-01 50.0000 1935-01-01 62.5000 1935-04-01 87.5000 1935-07-01 87.5000 1935-10-01 93.8000 1936-01-01 93.8000 1936-04-01 93.8000 1936-07-01 93.8000 1936-10-01 93.8000 1937-01-01 75.0000 1937-04-01 25.0000 1937-07-01 12.5000 1937-10-01 12.5000 1938-01-01 6.20000 1938-04-01 37.5000 1938-07-01 75.0000 1938-10-01 81.2000 1939-01-01 87.5000 1939-04-01 87.5000 1939-07-01 81.2000 1939-10-01 81.2000 1946-01-01 58.8000 1946-04-01 76.5000 1946-07-01 89.5000 1946-10-01 89.5000 1947-01-01 89.5000 1947-04-01 84.2000 1947-07-01 73.7000 1947-10-01 57.9000 1948-01-01 57.9000 1948-04-01 42.1000 1948-07-01 42.1000 1948-10-01 36.8000 1949-01-01 26.3000 1949-04-01 15.8000 1949-07-01 36.8000 1949-10-01 68.4000 1950-01-01 89.5000 1950-04-01 89.5000 1950-07-01 89.5000 1950-10-01 63.2000 1951-01-01 42.1000 1951-04-01 31.6000 1951-07-01 42.1000 1951-10-01 21.1000 1952-01-01 36.8000 1952-04-01 42.1000 1952-07-01 52.6000 1952-10-01 78.9000 1953-01-01 78.9000 1953-04-01 26.3000 1953-07-01 21.1000 1953-10-01 21.1000 1954-01-01 10.5000 1954-04-01 42.1000 1954-07-01 63.2000 1954-10-01 73.7000 1955-01-01 73.7000 1955-04-01 73.7000 1955-07-01 63.2000 1955-10-01 52.6000 1956-01-01 26.3000 1956-04-01 42.1000 1956-07-01 15.8000 1956-10-01 21.1000 1957-01-01 31.6000 1957-04-01 5.30000 1957-07-01 15.8000 1957-10-01 10.5000 1958-01-01 31.6000 1958-04-01 36.8000 1958-07-01 68.4000 1958-10-01 84.2000