Month 1919=100 1919-03-01 87.9000 1919-04-01 85.2000 1919-05-01 87.0000 1919-06-01 97.0000 1919-07-01 101.600 1919-08-01 108.100 1919-09-01 105.800 1919-10-01 102.100 1919-11-01 110.000 1919-12-01 114.800 1920-01-01 118.200 1920-02-01 120.400 1920-03-01 121.600 1920-04-01 121.000 1920-05-01 128.500 1920-06-01 128.600 1920-07-01 124.100 1920-08-01 115.700 1920-09-01 108.700 1920-10-01 102.500 1920-11-01 87.2000 1920-12-01 74.0000 1921-01-01 65.8000 1921-02-01 62.9000 1921-03-01 57.9000 1921-04-01 51.9000 1921-05-01 51.7000 1921-06-01 52.3000 1921-07-01 51.1000 1921-08-01 49.8000 1921-09-01 52.1000 1921-10-01 55.9000 1921-11-01 55.7000 1921-12-01 53.1000 1922-01-01 53.6000 1922-02-01 53.2000 1922-03-01 55.5000 1922-04-01 54.3000 1922-05-01 56.6000 1922-06-01 60.1000 1922-07-01 63.4000 1922-08-01 63.4000 1922-09-01 64.6000 1922-10-01 68.2000 1922-11-01 71.3000 1922-12-01 75.6000 1923-01-01 76.9000 1923-02-01 78.9000 1923-03-01 78.2000 1923-04-01 78.7000 1923-05-01 76.1000 1923-06-01 72.6000 1923-07-01 68.0000 1923-08-01 66.7000 1923-09-01 67.8000 1923-10-01 66.5000 1923-11-01 65.8000 1923-12-01 67.6000 1924-01-01 67.7000 1924-02-01 67.8000 1924-03-01 67.0000 1924-04-01 63.8000 1924-05-01 62.4000 1924-06-01 62.3000 1924-07-01 60.7000 1924-08-01 63.6000 1924-09-01 64.3000 1924-10-01 63.3000 1924-11-01 64.4000 1924-12-01 67.2000 1925-01-01 70.7000 1925-02-01 69.5000 1925-03-01 70.3000 1925-04-01 68.2000 1925-05-01 66.4000 1925-06-01 65.4000 1925-07-01 65.2000 1925-08-01 66.9000 1925-09-01 66.8000 1925-10-01 68.3000 1925-11-01 67.9000 1925-12-01 67.5000 1926-01-01 66.7000 1926-02-01 65.9000 1926-03-01 65.2000 1926-04-01 63.0000 1926-05-01 62.7000 1926-06-01 64.9000 1926-07-01 63.4000 1926-08-01 64.1000 1926-09-01 64.2000 1926-10-01 62.1000 1926-11-01 62.4000 1926-12-01 60.7000 1927-01-01 60.1000 1927-02-01 58.9000 1927-03-01 60.2000 1927-04-01 59.1000 1927-05-01 59.1000 1927-06-01 59.9000