Month Dollars Per 100 Pounds 1913-01-01 2.16000 1913-02-01 2.16000 1913-03-01 2.05000 1913-04-01 1.97000 1913-05-01 1.81000 1913-06-01 1.70000 1913-07-01 1.81000 1913-08-01 2.05000 1913-09-01 2.16000 1913-10-01 2.28000 1913-11-01 2.30000 1913-12-01 2.30000 1914-01-01 2.16000 1914-02-01 2.05000 1914-03-01 1.93000 1914-04-01 1.81000 1914-05-01 1.54000 1914-06-01 1.58000 1914-07-01 1.70000 1914-08-01 1.81000 1914-09-01 1.93000 1914-10-01 2.16000 1914-11-01 2.28000 1914-12-01 2.28000 1915-01-01 2.22000 1915-02-01 2.13000 1915-03-01 2.05000 1915-04-01 1.81000 1915-05-01 1.58000 1915-06-01 1.58000 1915-07-01 1.70000 1915-08-01 1.81000 1915-09-01 1.93000 1915-10-01 2.05000 1915-11-01 2.28000 1915-12-01 2.28000 1916-01-01 2.22000 1916-02-01 2.16000 1916-03-01 2.05000 1916-04-01 1.81000 1916-05-01 1.70000 1916-06-01 1.58000 1916-07-01 1.76000 1916-08-01 1.93000 1916-09-01 2.00000 1916-10-01 2.63000 1916-11-01 2.74000 1916-12-01 2.74000 1917-01-01 2.69000 1917-02-01 2.63000 1917-03-01 2.58000 1917-04-01 2.57000 1917-05-01 2.53000 1917-06-01 2.42000 1917-07-01 2.62000 1917-08-01 3.07000 1917-09-01 3.07000 1917-10-01 3.66000 1917-11-01 3.90000 1917-12-01 3.66000 1918-01-01 4.06000 1918-02-01 3.88000 1918-03-01 3.77000 1918-04-01 3.05000 1918-05-01 3.01000 1918-06-01 2.36000 1918-07-01 2.90000 1918-08-01 3.34000 1918-09-01 3.54000 1918-10-01 4.20000 1918-11-01 4.45000 1918-12-01 4.69000 1919-01-01 4.65000 1919-02-01 4.18000 1919-03-01 3.95000 1919-04-01 3.48000 1919-05-01 3.75000 1919-06-01 3.58000 1919-07-01 3.69000 1919-08-01 3.81000 1919-09-01 3.89000 1919-10-01 3.80000 1919-11-01 4.00000 1919-12-01 4.35000 1920-01-01 4.37000 1920-02-01 4.16000 1920-03-01 4.05000 1920-04-01 3.24000 1920-05-01 3.24000 1920-06-01 3.52000 1920-07-01 3.63000 1920-08-01 4.03000 1920-09-01 4.32000 1920-10-01 4.40000 1920-11-01 4.40000 1920-12-01 3.95000 1921-01-01 3.95000 1921-02-01 3.35000 1921-03-01 2.89000 1921-04-01 2.89000 1921-05-01 3.09000 1921-06-01 2.74000 1921-07-01 3.10000 1921-08-01 3.68000 1921-09-01 3.68000 1921-10-01 4.14000 1921-11-01 4.14000 1921-12-01 4.14000 1922-01-01 3.87000 1922-02-01 3.76000 1922-03-01 3.30000 1922-04-01 3.08000 1922-05-01 2.53000 1922-06-01 2.53000 1922-07-01 2.99000 1922-08-01 2.46000 1922-09-01 3.67000 1922-10-01 3.67000 1922-11-01 3.67000 1922-12-01 4.13000 1923-01-01 3.91000 1923-02-01 3.67000 1923-03-01 3.58000 1923-04-01 3.58000 1923-05-01 3.11000 1923-06-01 3.11000 1923-07-01 3.11000 1923-08-01 3.36000 1923-09-01 3.75000 1923-10-01 3.89000 1923-11-01 3.81000 1923-12-01 3.58000 1924-01-01 3.20000 1924-02-01 3.11000 1924-03-01 3.11000 1924-04-01 3.11000 1924-05-01 2.64000 1924-06-01 2.64000 1924-07-01 2.64000 1924-08-01 3.09000 1924-09-01 3.38000 1924-10-01 3.38000 1924-11-01 3.84000 1924-12-01 3.84000 1925-01-01 3.84000 1925-02-01 3.84000 1925-03-01 3.70000 1925-04-01 3.58000 1925-05-01 3.37000 1925-06-01 3.11000 1925-07-01 3.31000 1925-08-01 3.58000 1925-09-01 3.58000 1925-10-01 3.58000 1925-11-01 3.58000 1925-12-01 3.58000 1926-01-01 3.61000 1926-02-01 3.61000 1926-03-01 3.61000 1926-04-01 3.56000 1926-05-01 3.56000 1926-06-01 3.56000 1926-07-01 3.56000 1926-08-01 3.56000 1926-09-01 3.71000 1926-10-01 3.71000 1926-11-01 3.71000 1926-12-01 3.71000 1927-01-01 3.61000 1927-02-01 3.61000 1927-03-01 3.61000 1927-04-01 3.56000 1927-05-01 3.56000 1927-06-01 3.56000 1927-07-01 3.56000 1927-08-01 3.70000 1927-09-01 3.98000 1927-10-01 3.98000 1927-11-01 4.03000 1927-12-01 4.03000 1928-01-01 3.98000 1928-02-01 3.98000 1928-03-01 3.56000 1928-04-01 3.51000 1928-05-01 3.51000 1928-06-01 3.51000 1928-07-01 3.77000 1928-08-01 3.98000 1928-09-01 4.03000 1928-10-01 4.03000 1928-11-01 4.03000 1928-12-01 4.03000 1929-01-01 4.03000 1929-02-01 3.98000 1929-03-01 3.98000 1929-04-01 3.98000 1929-05-01 3.98000 1929-06-01 3.98000 1929-07-01 3.98000 1929-08-01 3.98000 1929-09-01 3.98000 1929-10-01 4.03000 1929-11-01 4.03000 1929-12-01 4.03000 1930-01-01 3.98000 1930-02-01 3.98000 1930-03-01 3.98000 1930-04-01 3.98000 1930-05-01 3.61000 1930-06-01 3.61000 1930-07-01 3.61000 1930-08-01 3.87000 1930-09-01 3.98000 1930-10-01 3.98000 1930-11-01 3.98000 1930-12-01 3.62000 1931-01-01 3.51000 1931-02-01 3.51000 1931-03-01 3.51000 1931-04-01 3.51000 1931-05-01 3.51000 1931-06-01 3.51000 1931-07-01 3.51000 1931-08-01 3.51000 1931-09-01 3.51000 1931-10-01 3.51000 1931-11-01 3.14000 1931-12-01 3.14000 1932-01-01 2.40000 1932-02-01 2.40000 1932-03-01 2.40000 1932-04-01 2.40000 1932-05-01 2.40000 1932-06-01 2.40000 1932-07-01 2.40000 1932-08-01 2.40000 1932-09-01 2.40000 1932-10-01 2.40000 1932-11-01 2.40000 1932-12-01 2.13000 1933-01-01 2.03000 1933-02-01 1.89000 1933-03-01 1.89000 1933-04-01 1.89000 1933-05-01 2.13000 1933-06-01 2.49000 1933-07-01 2.63000 1933-08-01 2.84000 1933-09-01 2.84000 1933-10-01 2.84000 1933-11-01 2.84000 1933-12-01 2.84000 1934-01-01 2.84000 1934-02-01 2.78000 1934-03-01 2.71000 1934-04-01 2.71000 1934-05-01 2.71000 1934-06-01 3.14000 1934-07-01 3.29000 1934-08-01 3.29000 1934-09-01 3.29000 1934-10-01 3.29000 1934-11-01 3.29000 1934-12-01 3.29000 1935-01-01 3.29000 1935-02-01 3.29000 1935-03-01 3.29000 1935-04-01 3.29000 1935-05-01 3.29000 1935-06-01 3.29000 1935-07-01 3.29000 1935-08-01 3.29000 1935-09-01 3.29000 1935-10-01 3.29000 1935-11-01 3.29000 1935-12-01 3.29000 1936-01-01 3.29000 1936-02-01 3.29000 1936-03-01 3.29000 1936-04-01 3.29000 1936-05-01 3.29000 1936-06-01 3.29000 1936-07-01 3.29000 1936-08-01 3.42000 1936-09-01 3.68000 1936-10-01 3.74000 1936-11-01 3.74000 1936-12-01 3.74000 1937-01-01 3.74000 1937-02-01 3.74000 1937-03-01 3.74000 1937-04-01 2.89000 1937-05-01 2.47000 1937-06-01 2.47000 1937-07-01 2.82000 1937-08-01 2.89000 1937-09-01 3.17000 1937-10-01 3.17000 1937-11-01 3.39000 1937-12-01 3.45000 1938-01-01 3.12000 1938-02-01 3.02000 1938-03-01 2.98000 1938-04-01 2.82000 1938-05-01 2.82000 1938-06-01 2.82000 1938-07-01 2.82000 1938-08-01 2.82000 1938-09-01 3.08000 1938-10-01 3.08000 1938-11-01 3.08000 1938-12-01 3.08000 1939-01-01 3.08000 1939-02-01 3.08000 1939-03-01 2.55000 1939-04-01 2.02000 1939-05-01 2.02000 1939-06-01 2.12000 1939-07-01 2.62000 1939-08-01 2.94000 1939-09-01 3.22000 1939-10-01 3.44000 1939-11-01 3.44000 1939-12-01 3.44000 1940-01-01 3.44000 1940-02-01 3.44000 1940-03-01 3.44000 1940-04-01 3.44000 1940-05-01 3.08000 1940-06-01 3.08000 1940-07-01 3.08000 1940-08-01 3.08000 1940-09-01 3.08000 1940-10-01 3.08000 1940-11-01 3.28000 1940-12-01 3.28000 1941-01-01 3.28000 1941-02-01 3.28000 1941-03-01 3.28000 1941-04-01 3.08000 1941-05-01 2.82000 1941-06-01 3.02000 1941-07-01 3.28000 1941-08-01 3.50000 1941-09-01 3.50000 1941-10-01 3.74000 1941-11-01 3.74000 1941-12-01 3.74000 1942-01-01 3.74000 1942-02-01 3.74000 1942-03-01 3.74000 1942-04-01 3.48000 1942-05-01 3.48000 1942-06-01 3.48000