Month Per Cent Expanding 1947-02-01 91.3000 1947-03-01 89.1000 1947-04-01 47.8000 1947-05-01 52.2000 1947-06-01 56.5000 1947-07-01 76.1000 1947-08-01 91.3000 1947-09-01 89.1000 1947-10-01 89.1000 1947-11-01 93.5000 1947-12-01 91.3000 1948-01-01 91.3000 1948-02-01 69.6000 1948-03-01 56.5000 1948-04-01 67.4000 1948-05-01 54.3000 1948-06-01 76.1000 1948-07-01 87.0000 1948-08-01 76.1000 1948-09-01 73.9000 1948-10-01 65.2000 1948-11-01 52.2000 1948-12-01 43.5000 1949-01-01 30.4000 1949-02-01 28.3000 1949-03-01 28.3000 1949-04-01 13.0000 1949-05-01 8.70000 1949-06-01 17.4000 1949-07-01 23.9000 1949-08-01 45.7000 1949-09-01 56.5000 1949-10-01 43.5000 1949-11-01 56.5000 1949-12-01 54.3000 1950-01-01 56.5000 1950-02-01 65.2000 1950-03-01 52.2000 1950-04-01 56.5000 1950-05-01 63.0000 1950-06-01 78.3000 1950-07-01 91.3000 1950-08-01 95.7000 1950-09-01 95.7000 1950-10-01 87.0000 1950-11-01 91.3000 1950-12-01 100.000 1951-01-01 100.000 1951-02-01 84.8000 1951-03-01 39.1000 1951-04-01 34.8000 1951-05-01 26.1000 1951-06-01 28.3000 1951-07-01 39.1000 1951-08-01 26.1000 1951-09-01 41.3000 1951-10-01 47.8000 1951-11-01 52.2000 1951-12-01 37.0000 1952-01-01 26.1000 1952-02-01 50.0000 1952-03-01 21.7000 1952-04-01 21.7000 1952-05-01 37.0000 1952-06-01 28.3000 1952-07-01 45.7000 1952-08-01 58.7000 1952-09-01 58.7000 1952-10-01 39.1000 1952-11-01 43.5000 1952-12-01 50.0000 1953-01-01 60.9000 1953-02-01 58.7000 1953-03-01 65.2000 1953-04-01 58.7000 1953-05-01 73.9000 1953-06-01 71.7000 1953-07-01 67.4000 1953-08-01 60.9000 1953-09-01 58.7000 1953-10-01 43.5000 1953-11-01 50.0000 1953-12-01 52.2000 1954-01-01 50.0000 1954-02-01 30.4000 1954-03-01 39.1000 1954-04-01 43.5000 1954-05-01 41.3000 1954-06-01 43.5000 1954-07-01 54.3000 1954-08-01 69.6000 1954-09-01 63.0000 1954-10-01 54.3000 1954-11-01 58.7000 1954-12-01 65.2000 1955-01-01 69.6000 1955-02-01 56.5000 1955-03-01 54.3000 1955-04-01 60.9000 1955-05-01 50.0000 1955-06-01 63.0000 1955-07-01 80.4000 1955-08-01 73.9000 1955-09-01 82.6000 1955-10-01 71.7000 1955-11-01 71.7000 1955-12-01 82.6000 1956-01-01 69.6000 1956-02-01 82.6000 1956-03-01 67.4000 1956-04-01 71.7000 1956-05-01 41.3000 1956-06-01 45.7000 1956-07-01 65.2000 1956-08-01 65.2000 1956-09-01 69.6000 1956-10-01 65.2000 1956-11-01 67.4000 1956-12-01 71.7000 1957-01-01 73.9000 1957-02-01 45.7000 1957-03-01 60.0000 1957-04-01 58.7000 1957-05-01 56.5000 1957-06-01 63.0000 1957-07-01 67.4000 1957-08-01 69.6000 1957-09-01 45.7000 1957-10-01 41.3000 1957-11-01 47.8000 1957-12-01 63.0000 1958-01-01 50.0000 1958-02-01 39.1000 1958-03-01 30.4000 1958-04-01 43.5000 1958-05-01 34.8000 1958-06-01 60.9000 1958-07-01 54.3000 1958-08-01 52.2000 1958-09-01 50.0000 1958-10-01 63.0000 1958-11-01 50.0000 1958-12-01 56.5000