Month Dollars Per Hundred Pounds 1890-01-01 4.80000 1890-02-01 4.80000 1890-03-01 4.80000 1890-04-01 4.80000 1890-05-01 4.80000 1890-06-01 5.00000 1890-07-01 5.60000 1890-08-01 5.60000 1890-09-01 5.80000 1890-10-01 6.40000 1890-11-01 6.40000 1890-12-01 6.00000 1891-01-01 5.80000 1891-02-01 5.80000 1891-03-01 5.80000 1891-04-01 5.80000 1891-05-01 5.60000 1891-06-01 5.60000 1891-07-01 5.60000 1891-08-01 5.60000 1891-09-01 5.60000 1891-10-01 5.60000 1891-11-01 5.20000 1891-12-01 5.20000 1892-01-01 5.20000 1892-02-01 5.20000 1892-03-01 5.20000 1892-04-01 5.20000 1892-05-01 5.20000 1892-06-01 5.20000 1892-07-01 5.20000 1892-08-01 5.20000 1892-09-01 5.20000 1892-10-01 5.20000 1892-11-01 5.20000 1892-12-01 5.00000 1893-01-01 5.00000 1893-02-01 5.00000 1893-03-01 5.00000 1893-04-01 5.00000 1893-05-01 5.00000 1893-06-01 5.00000 1893-07-01 5.00000 1893-08-01 5.00000 1893-09-01 5.00000 1893-10-01 5.00000 1893-11-01 5.00000 1893-12-01 5.00000 1894-01-01 5.00000 1894-02-01 4.60000 1894-03-01 4.60000 1894-04-01 4.60000 1894-05-01 4.60000 1894-06-01 4.60000 1894-07-01 4.20000 1894-08-01 4.20000 1894-09-01 4.20000 1894-10-01 4.20000 1894-11-01 4.20000 1894-12-01 4.20000 1895-01-01 4.20000 1895-02-01 4.20000 1895-03-01 4.20000 1895-04-01 4.20000 1895-05-01 4.20000 1895-06-01 4.20000 1895-07-01 4.20000 1895-08-01 4.20000 1895-09-01 4.20000 1895-10-01 4.20000 1895-11-01 4.20000 1895-12-01 4.20000 1896-01-01 4.20000 1896-02-01 4.20000 1896-03-01 4.20000 1896-04-01 4.20000 1896-05-01 4.20000 1896-06-01 4.20000 1896-07-01 4.20000 1896-08-01 4.20000 1896-09-01 4.20000 1896-10-01 4.20000 1896-11-01 3.60000 1896-12-01 3.60000 1897-01-01 3.60000 1897-02-01 3.80000 1897-03-01 4.00000 1897-04-01 4.20000 1897-05-01 4.20000 1897-06-01 4.20000 1897-07-01 4.20000 1897-08-01 4.40000 1897-09-01 4.80000 1897-10-01 5.00000 1897-11-01 4.80000 1897-12-01 4.60000 1898-01-01 4.40000 1898-02-01 4.40000 1898-03-01 4.40000 1898-04-01 4.40000 1898-05-01 4.40000 1898-06-01 4.40000 1898-07-01 4.80000 1898-08-01 4.80000 1898-09-01 4.80000 1898-10-01 4.80000 1898-11-01 4.80000 1898-12-01 4.80000 1899-01-01 4.80000 1899-02-01 5.40000 1899-03-01 5.40000 1899-04-01 5.40000 1899-05-01 5.40000 1899-06-01 5.40000 1899-07-01 5.40000 1899-08-01 5.40000 1899-09-01 5.40000 1899-10-01 5.40000 1899-11-01 5.40000 1899-12-01 5.40000 1900-01-01 5.60000 1900-02-01 5.60000 1900-03-01 5.60000 1900-04-01 5.60000 1900-05-01 5.60000 1900-06-01 5.00000 1900-07-01 4.80000 1900-08-01 4.80000 1900-09-01 4.80000 1900-10-01 4.80000 1900-11-01 4.62000 1900-12-01 4.62000 1901-01-01 4.62000 1901-02-01 4.75000 1901-03-01 4.75000 1901-04-01 4.75000 1901-05-01 4.75000 1901-06-01 4.75000 1901-07-01 5.20000 1901-08-01 5.40000 1901-09-01 5.40000 1901-10-01 5.40000 1901-11-01 5.40000 1901-12-01 5.40000 1902-01-01 5.40000 1902-02-01 5.20000 1902-03-01 5.20000 1902-04-01 5.20000 1902-05-01 5.20000 1902-06-01 5.20000 1902-07-01 5.20000 1902-08-01 5.20000 1902-09-01 5.20000 1902-10-01 5.20000 1902-11-01 5.20000 1902-12-01 5.20000 1903-01-01 5.20000 1903-02-01 5.20000 1903-03-01 5.40000 1903-04-01 5.70000 1903-05-01 5.40000 1903-06-01 5.15000 1903-07-01 5.05000 1903-08-01 5.05000 1903-09-01 4.90000 1903-10-01 5.10000 1903-11-01 5.10000 1903-12-01 5.10000 1904-01-01 4.67000 1904-02-01 4.74000 1904-03-01 4.77000 1904-04-01 4.82000 1904-05-01 4.86000 1904-06-01 4.75000 1904-07-01 4.64000 1904-08-01 4.56000 1904-09-01 4.73000 1904-10-01 4.60000 1904-11-01 5.20000 1904-12-01 5.20000 1905-01-01 5.05000 1905-02-01 4.95000 1905-03-01 4.95000 1905-04-01 5.00000 1905-05-01 5.00000 1905-06-01 5.00000 1905-07-01 5.00000 1905-08-01 5.10000 1905-09-01 5.35000 1905-10-01 5.35000 1905-11-01 5.85000 1905-12-01 6.10000 1906-01-01 6.35000 1906-02-01 6.35000 1906-03-01 6.10000 1906-04-01 6.00000 1906-05-01 6.25000 1906-06-01 6.75000 1906-07-01 6.75000 1906-08-01 6.50000 1906-09-01 6.50000 1906-10-01 6.50000 1906-11-01 6.50000 1906-12-01 6.50000 1907-01-01 7.20000 1907-02-01 7.20000 1907-03-01 7.20000 1907-04-01 7.20000 1907-05-01 7.20000 1907-06-01 6.84000 1907-07-01 6.84000 1907-08-01 6.48000 1907-09-01 6.48000 1907-10-01 6.12000 1907-11-01 6.12000 1907-12-01 5.58000 1908-01-01 4.68000 1908-02-01 4.25000 1908-03-01 4.25000 1908-04-01 4.35000 1908-05-01 4.60000 1908-06-01 4.75000 1908-07-01 5.00000 1908-08-01 5.00000 1908-09-01 5.10000 1908-10-01 5.10000 1908-11-01 5.00000 1908-12-01 4.80000 1909-01-01 4.70000 1909-02-01 4.70000 1909-03-01 4.51000 1909-04-01 4.66000 1909-05-01 4.75000 1909-06-01 4.90000 1909-07-01 4.90000 1909-08-01 4.90000 1909-09-01 4.90000 1909-10-01 4.90000 1909-11-01 4.90000 1909-12-01 5.13000 1910-01-01 5.23000 1910-02-01 5.46000 1910-03-01 5.46000 1910-04-01 5.22000 1910-05-01 4.98000 1910-06-01 4.98000 1910-07-01 4.90000 1910-08-01 4.90000 1910-09-01 4.90000 1910-10-01 4.90000 1910-11-01 4.90000 1910-12-01 4.90000 1911-01-01 5.04000 1911-02-01 5.04000 1911-03-01 5.04000 1911-04-01 5.04000 1911-05-01 5.04000 1911-06-01 5.04000 1911-07-01 5.04000 1911-08-01 5.04000 1911-09-01 5.04000 1911-10-01 5.04000 1911-11-01 4.90000 1911-12-01 5.04000 1912-01-01 5.04000 1912-02-01 4.90000 1912-03-01 4.90000 1912-04-01 4.90000 1912-05-01 4.90000 1912-06-01 4.90000 1912-07-01 5.19000 1912-08-01 5.39000 1912-09-01 5.39000 1912-10-01 5.88000 1912-11-01 5.63000 1912-12-01 5.39000 1913-01-01 4.90000 1913-02-01 4.90000 1913-03-01 4.90000 1913-04-01 4.90000 1913-05-01 5.14000 1913-06-01 5.14000 1913-07-01 5.14000 1913-08-01 5.14000 1913-09-01 5.39000 1913-10-01 5.39000 1913-11-01 5.14000 1913-12-01 4.90000 1914-01-01 4.65000 1914-02-01 4.65000 1914-03-01 4.65000 1914-04-01 4.50000 1914-05-01 4.50000 1914-06-01 4.50000 1914-07-01 4.50000 1914-08-01 4.50000 1914-09-01 4.50000 1914-10-01 4.50000 1914-11-01 4.41000 1914-12-01 4.41000 1915-01-01 4.41000 1915-02-01 4.17000 1915-03-01 4.31000 1915-04-01 4.65000 1915-05-01 4.65000 1915-06-01 5.64000 1915-07-01 6.62000 1915-08-01 6.62000 1915-09-01 5.88000 1915-10-01 5.39000 1915-11-01 5.39000 1915-12-01 5.88000 1916-01-01 6.13000 1916-02-01 6.86000 1916-03-01 7.11000 1916-04-01 8.82000 1916-05-01 8.82000 1916-06-01 8.09000 1916-07-01 7.84000 1916-08-01 7.35000 1916-09-01 7.11000 1916-10-01 7.60000 1916-11-01 7.60000 1916-12-01 7.84000 1917-01-01 8.33000 1917-02-01 8.82000 1917-03-01 9.80000 1917-04-01 10.2900 1917-05-01 10.2900 1917-06-01 12.0000 1917-07-01 12.9900 1917-08-01 12.0100 1917-09-01 12.0100 1917-10-01 9.07000 1917-11-01 7.60000 1917-12-01 7.60000 1918-01-01 7.89000 1918-02-01 8.24000 1918-03-01 8.58000 1918-04-01 8.58000 1918-05-01 8.58000 1918-06-01 8.92000 1918-07-01 9.31000 1918-08-01 9.31000 1918-09-01 9.31000 1918-10-01 9.31000 1918-11-01 9.31000 1918-12-01 9.31000 1919-01-01 8.05000 1919-02-01 7.35000 1919-03-01 7.14000 1919-04-01 6.52000 1919-05-01 6.44000 1919-06-01 6.77000 1919-07-01 6.97000 1919-08-01 7.11000 1919-09-01 7.23000 1919-10-01 7.59000 1919-11-01 7.84000 1919-12-01 8.18000 1920-01-01 9.53000 1920-02-01 10.0300 1920-03-01 10.5100 1920-04-01 10.5400 1920-05-01 10.2100 1920-06-01 9.94000 1920-07-01 9.97000 1920-08-01 10.6100 1920-09-01 10.5000 1920-10-01 9.29000 1920-11-01 8.56000 1920-12-01 7.08000 1921-01-01 6.78000 1921-02-01 6.23000 1921-03-01 5.39000 1921-04-01 5.62000 1921-05-01 6.09000 1921-06-01 5.96000 1921-07-01 5.55000 1921-08-01 5.14000 1921-09-01 5.22000 1921-10-01 5.39000 1921-11-01 5.39000 1921-12-01 5.39000 1922-01-01 5.39000 1922-02-01 5.39000 1922-03-01 5.47000 1922-04-01 6.07000 1922-05-01 6.58000 1922-06-01 7.05000 1922-07-01 7.11000 1922-08-01 7.11000 1922-09-01 7.29000 1922-10-01 7.80000 1922-11-01 8.30000 1922-12-01 8.38000 1923-01-01 8.89000 1923-02-01 9.31000 1923-03-01 9.55000 1923-04-01 9.55000 1923-05-01 8.99000 1923-06-01 8.82000 1923-07-01 8.28000 1923-08-01 8.33000 1923-09-01 8.56000 1923-10-01 8.82000 1923-11-01 8.82000 1923-12-01 9.14000 1924-01-01 9.50000 1924-02-01 9.59000 1924-03-01 10.5300 1924-04-01 10.0800 1924-05-01 9.17000 1924-06-01 8.82000 1924-07-01 8.82000 1924-08-01 9.57000 1924-09-01 9.78000 1924-10-01 9.70000 1924-11-01 10.2900 1924-12-01 10.6600 1925-01-01 11.6100 1925-02-01 11.1900 1925-03-01 10.3100 1925-04-01 9.56000 1925-05-01 9.48000 1925-06-01 10.0400 1925-07-01 10.2900 1925-08-01 10.7000 1925-09-01 10.7800 1925-10-01 10.7800 1925-11-01 11.0000 1925-12-01 10.7500 1926-01-01 10.5400 1926-02-01 10.5200 1926-03-01 9.83000 1926-04-01 9.51000 1926-05-01 9.31000 1926-06-01 9.56000 1926-07-01 9.99000 1926-08-01 10.2900 1926-09-01 10.2900 1926-10-01 10.0300 1926-11-01 9.59000 1926-12-01 9.54000 1927-01-01 9.17000 1927-02-01 8.82000 1927-03-01 9.05000 1927-04-01 8.71000 1927-05-01 8.20000 1927-06-01 7.84000 1927-07-01 7.74000 1927-08-01 8.09000 1927-09-01 7.90000 1927-10-01 7.63000 1927-11-01 7.60000 1927-12-01 7.84000 1928-01-01 7.84000 1928-02-01 7.70000 1928-03-01 7.60000 1928-04-01 7.60000 1928-05-01 7.62000 1928-06-01 7.84000 1928-07-01 7.84000 1928-08-01 7.84000 1928-09-01 7.84000 1928-10-01 7.84000 1928-11-01 7.84000 1928-12-01 7.84000 1929-01-01 8.05000 1929-02-01 8.13000 1929-03-01 8.33000 1929-04-01 9.05000 1929-05-01 8.57000 1929-06-01 8.57000 1929-07-01 8.40000 1929-08-01 8.33000 1929-09-01 8.33000 1929-10-01 8.33000 1929-11-01 7.67000 1929-12-01 7.59000 1930-01-01 7.59000 1930-02-01 7.59000 1930-03-01 7.18000 1930-04-01 6.90000 1930-05-01 6.86000 1930-06-01 6.86000 1930-07-01 6.62000 1930-08-01 6.83000 1930-09-01 6.86000 1930-10-01 6.67000 1930-11-01 6.61000 1930-12-01 6.61000 1931-01-01 6.41000 1931-02-01 6.14000 1931-03-01 6.12000 1931-04-01 6.09000 1931-05-01 5.50000 1931-06-01 5.50000 1931-07-01 5.88000 1931-08-01 5.88000 1931-09-01 5.88000 1931-10-01 5.63000 1931-11-01 5.64000 1931-12-01 6.00000 1932-01-01 5.75000 1932-02-01 5.75000 1932-03-01 5.35000 1932-04-01 5.00000 1932-05-01 5.00000 1932-06-01 5.00000 1932-07-01 4.81000 1932-08-01 5.20000 1932-09-01 5.44000 1932-10-01 5.25000 1932-11-01 5.05000 1932-12-01 5.00000 1933-01-01 5.00000 1933-02-01 5.00000 1933-03-01 5.19000 1933-04-01 5.31000 1933-05-01 5.55000 1933-06-01 6.00000 1933-07-01 6.38000 1933-08-01 6.50000 1933-09-01 6.50000 1933-10-01 6.35000 1933-11-01 6.25000 1933-12-01 6.25000 1934-01-01 6.05000 1934-02-01 6.00000 1934-03-01 6.00000 1934-04-01 6.19000 1934-05-01 6.15000 1934-06-01 6.00000 1934-07-01 5.75000 1934-08-01 5.75000 1934-09-01 5.75000 1934-10-01 5.75000 1934-11-01 5.62000 1934-12-01 5.50000 1935-01-01 5.50000 1935-02-01 5.50000 1935-03-01 5.50000 1935-04-01 5.60000 1935-05-01 5.94000 1935-06-01 6.06000 1935-07-01 6.00000 1935-08-01 6.12000 1935-09-01 6.31000 1935-10-01 6.50000 1935-11-01 6.50000 1935-12-01 6.50000 1936-01-01 6.50000 1936-02-01 6.50000 1936-03-01 6.50000 1936-04-01 6.50000 1936-05-01 6.50000 1936-06-01 6.50000 1936-07-01 6.50000 1936-08-01 6.50000 1936-09-01 6.50000 1936-10-01 6.50000 1936-11-01 6.94000 1936-12-01 7.50000 1937-01-01 8.00000 1937-02-01 8.12000 1937-03-01 9.20000 1937-04-01 8.25000 1937-05-01 8.00000 1937-06-01 8.00000 1937-07-01 8.00000 1937-08-01 8.40000 1937-09-01 8.38000 1937-10-01 7.75000 1937-11-01 7.10000 1937-12-01 6.88000 1938-01-01 6.75000 1938-02-01 6.44000 1938-03-01 6.25000 1938-04-01 6.25000 1938-05-01 6.10000 1938-06-01 5.88000 1938-07-01 6.50000 1938-08-01 6.50000 1938-09-01 6.62000 1938-10-01 6.75000 1938-11-01 6.75000 1938-12-01 6.56000 1939-01-01 6.50000 1939-02-01 6.50000 1939-03-01 6.50000 1939-04-01 6.50000 1939-05-01 6.50000 1939-06-01 6.50000 1939-07-01 6.50000 1939-08-01 6.79000 1939-09-01 7.19000 1939-10-01 7.25000 1939-11-01 7.25000 1939-12-01 7.25000 1940-01-01 7.20000 1940-02-01 6.81000 1940-03-01 6.98000 1940-04-01 6.81000 1940-05-01 6.75000 1940-06-01 6.75000 1940-07-01 6.75000 1940-08-01 6.60000 1940-09-01 6.68000 1940-10-01 7.00000 1940-11-01 7.48000 1940-12-01 7.25000 1941-01-01 7.25000 1941-02-01 7.36000 1941-03-01 7.50000 1941-04-01 7.60000 1941-05-01 7.60000 1941-06-01 7.60000 1941-07-01 7.60000 1941-08-01 7.60000 1941-09-01 7.60000 1941-10-01 7.60000 1941-11-01 7.60000 1941-12-01 7.60000 1942-01-01 7.92000 1942-02-01 8.25000 1942-03-01 8.25000 1942-04-01 8.25000 1942-05-01 8.25000 1942-06-01 8.25000 1942-07-01 8.25000 1942-08-01 8.25000 1942-09-01 8.25000 1942-10-01 8.25000 1942-11-01 8.25000 1942-12-01 8.25000 1943-01-01 8.25000 1943-02-01 8.25000 1943-03-01 8.25000 1943-04-01 8.25000 1943-05-01 8.25000 1943-06-01 8.25000 1943-07-01 8.25000 1943-08-01 8.25000 1943-09-01 8.25000 1943-10-01 8.25000 1943-11-01 8.25000 1943-12-01 8.25000 1944-01-01 8.25000 1944-02-01 8.25000 1944-03-01 8.25000 1944-04-01 8.25000 1944-05-01 8.25000 1944-06-01 8.25000 1944-07-01 8.25000 1944-08-01 8.25000 1944-09-01 8.25000 1944-10-01 8.25000 1944-11-01 8.25000 1944-12-01 8.25000 1945-01-01 8.25000 1945-02-01 8.25000 1945-03-01 8.25000 1945-04-01 8.25000 1945-05-01 8.25000 1945-06-01 8.25000 1945-07-01 8.25000 1945-08-01 8.25000 1945-09-01 8.25000 1945-10-01 8.25000 1945-11-01 8.25000 1945-12-01 8.25000 1946-01-01 8.25000 1946-02-01 8.25000 1946-03-01 8.25000 1946-04-01 8.25000 1946-05-01 8.25000 1946-06-01 10.0000 1946-07-01 10.7500 1946-08-01 10.0000 1946-09-01 10.0000 1946-10-01 10.0000 1946-11-01 12.7900 1946-12-01 14.6900 1947-01-01 15.5000 1947-02-01 15.7500 1947-03-01 17.5000 1947-04-01 17.5000 1947-05-01 17.5000 1947-06-01 17.5000 1947-07-01 17.5000 1947-08-01 17.5000 1947-09-01 17.5000 1947-10-01 17.5000 1947-11-01 17.5000 1947-12-01 17.5000 1948-01-01 17.5000 1948-02-01 17.5000 1948-03-01 17.6000 1948-04-01 20.1000 1948-05-01 20.1000 1948-06-01 20.1000 1948-07-01 20.1000 1948-08-01 22.5000 1948-09-01 22.5000 1948-10-01 22.5000 1948-11-01 25.5000 1948-12-01 25.5000 1949-01-01 25.5000 1949-02-01 25.5000 1949-03-01 22.8000 1949-04-01 19.2500 1949-05-01 17.6000 1949-06-01 16.0000 1949-07-01 17.4400 1949-08-01 19.0500 1949-09-01 19.0300 1949-10-01 17.5000 1949-11-01 16.5500 1949-12-01 16.0000 1950-01-01 16.0000 1950-02-01 16.0000 1950-03-01 15.0000 1950-04-01 14.5600 1950-05-01 15.6500 1950-06-01 15.8800 1950-07-01 15.3800 1950-08-01 17.0000 1950-09-01 19.7500 1950-10-01 20.2000 1950-11-01 21.0000 1950-12-01 21.0000 1951-01-01 21.0000 1951-02-01 21.0000 1951-03-01 21.0000 1951-04-01 21.0000 1951-05-01 21.0000 1951-06-01 21.0000 1951-07-01 21.0000 1951-08-01 21.0000 1951-09-01 21.0000 1951-10-01 21.4000 1951-11-01 23.0000 1951-12-01 23.0000