Month Dollars 1917-01-01 16.1100 1917-02-01 15.5100 1917-03-01 17.0400 1917-04-01 16.6300 1917-05-01 17.9100 1917-06-01 18.1400 1917-07-01 17.0900 1917-08-01 17.7300 1917-09-01 17.9900 1917-10-01 19.1700 1917-11-01 20.4900 1917-12-01 19.9700 1918-01-01 17.8500 1918-02-01 18.7700 1918-03-01 19.9800 1918-04-01 20.4100 1918-05-01 22.1200 1918-06-01 22.2900 1918-07-01 21.9800 1918-08-01 23.1300 1918-09-01 23.9100 1918-10-01 25.1600 1918-11-01 23.6100 1918-12-01 24.9600 1919-01-01 24.2800 1919-02-01 25.6800 1919-03-01 24.3600 1919-04-01 23.8300 1919-05-01 23.7400 1919-06-01 24.0200 1919-07-01 23.7400 1919-08-01 24.8300 1919-09-01 25.9700 1919-10-01 25.8700 1919-11-01 26.4600 1919-12-01 27.7400 1920-01-01 28.3500 1920-02-01 28.6200 1920-03-01 29.3800 1920-04-01 29.2100 1920-05-01 29.4100 1920-06-01 30.6700 1920-07-01 28.9700 1920-08-01 30.3800 1920-09-01 30.7500 1920-10-01 30.7900 1920-11-01 29.6500 1920-12-01 27.5600 1921-01-01 23.4200 1921-02-01 24.3500 1921-03-01 24.8000 1921-04-01 25.1100 1921-05-01 24.4800 1921-06-01 24.1800 1921-07-01 22.8300 1921-08-01 23.5500 1921-09-01 23.1700 1921-10-01 22.0400 1921-11-01 22.0900 1921-12-01 22.7500 1922-01-01 20.0900 1922-02-01 22.7700 1922-03-01 22.4400 1922-04-01 22.9300 1922-05-01 23.4600 1922-06-01 24.1900 1922-07-01 21.9900 1922-08-01 23.1800 1922-09-01 23.6400 1922-10-01 23.9700 1922-11-01 25.0500 1922-12-01 25.1600 1923-01-01 24.3000 1923-02-01 25.3600 1923-03-01 25.5200 1923-04-01 25.6400 1923-05-01 26.6700 1923-06-01 26.4100 1923-07-01 25.6100 1923-08-01 26.4600 1923-09-01 25.8000 1923-10-01 27.0300 1923-11-01 26.6500 1923-12-01 26.3100 1924-01-01 24.9800 1924-02-01 27.0600 1924-03-01 26.7400 1924-04-01 26.4400 1924-05-01 25.5600 1924-06-01 24.1300 1924-07-01 23.0900 1924-08-01 24.5200 1924-09-01 24.8400 1924-10-01 25.6200 1924-11-01 25.0500 1924-12-01 25.9000 1925-01-01 24.5200 1925-02-01 26.4300 1925-03-01 26.5900 1925-04-01 26.2200 1925-05-01 26.4100 1925-06-01 25.7000 1925-07-01 25.3500 1925-08-01 25.6300 1925-09-01 25.1000 1925-10-01 26.6500 1925-11-01 26.7200 1925-12-01 26.6500 1926-01-01 24.8900 1926-02-01 26.4400 1926-03-01 26.8800 1926-04-01 26.4800 1926-05-01 25.9500 1926-06-01 25.8500 1926-07-01 24.8200 1926-08-01 26.0100 1926-09-01 25.6900 1926-10-01 26.6500 1926-11-01 25.5700 1926-12-01 25.1500 1927-01-01 23.5900 1927-02-01 26.0400 1927-03-01 26.4800 1927-04-01 26.5900 1927-05-01 26.4800 1927-06-01 25.3600 1927-07-01 24.6100 1927-08-01 25.7500 1927-09-01 25.1400 1927-10-01 25.6400 1927-11-01 24.8000 1927-12-01 25.5700 1928-01-01 24.6900 1928-02-01 26.6300 1928-03-01 26.8800 1928-04-01 26.3800 1928-05-01 26.4600 1928-06-01 26.1200 1928-07-01 25.6000 1928-08-01 26.5400 1928-09-01 26.1400 1928-10-01 27.2200 1928-11-01 25.9800 1928-12-01 26.2900 1929-01-01 25.3100 1929-02-01 27.5100 1929-03-01 27.6800 1929-04-01 28.0300 1929-05-01 27.7900 1929-06-01 27.1200 1929-07-01 25.2700 1929-08-01 27.3000 1929-09-01 26.6900 1929-10-01 26.6300 1929-11-01 25.0700 1929-12-01 24.7400 1930-01-01 23.7300 1930-02-01 25.6000 1930-03-01 25.8300 1930-04-01 25.7900 1930-05-01 25.4500 1930-06-01 24.7400 1930-07-01 22.9000 1930-08-01 22.2100 1930-09-01 22.5100 1930-10-01 22.4400 1930-11-01 21.5400 1930-12-01 21.4500 1931-01-01 19.5300 1931-02-01 22.4600 1931-03-01 23.0300 1931-04-01 22.9700 1931-05-01 22.5800 1931-06-01 21.1100 1931-07-01 20.0700 1931-08-01 19.9800 1931-09-01 18.2100 1931-10-01 18.6800 1931-11-01 18.4100 1931-12-01 18.4100 1932-01-01 17.5100 1932-02-01 18.1100 1932-03-01 17.9500 1932-04-01 16.4200 1932-05-01 16.5500 1932-06-01 15.2800 1932-07-01 14.8000 1932-08-01 14.4000 1932-09-01 14.1300 1932-10-01 14.9600 1932-11-01 14.7000 1932-12-01 14.5800 1933-01-01 14.3800 1933-02-01 13.9600 1933-03-01 13.5800 1933-04-01 14.2000 1933-05-01 15.5300 1933-06-01 16.2600 1933-07-01 16.5300 1933-08-01 18.2600 1933-09-01 17.5800 1933-10-01 17.5700 1933-11-01 16.3500 1933-12-01 16.3100 1934-01-01 16.3800 1934-02-01 18.1300