Monthly Marks Per Kilogram
1879-01-01 1.50000
1879-02-01 1.47000
1879-03-01 1.45000
1879-04-01 1.56000
1879-05-01 1.76000
1879-06-01 1.80000
1879-07-01 1.74000
1879-08-01 1.68000
1879-09-01 1.64000
1879-10-01 1.62000
1879-11-01 1.70000
1879-12-01 1.82000
1880-01-01 1.84000
1880-02-01 1.96000
1880-03-01 2.00000
1880-04-01 1.97000
1880-05-01 1.88000
1880-06-01 1.84000
1880-07-01 1.78000
1880-08-01 1.72000
1880-09-01 1.72000
1880-10-01 1.72000
1880-11-01 1.71000
1880-12-01 1.77000
1881-01-01 1.78000
1881-02-01 1.74000
1881-03-01 1.68000
1881-04-01 1.66000
1881-05-01 1.62000
1881-06-01 1.65000
1881-07-01 1.65000
1881-08-01 1.66000
1881-09-01 1.66000
1881-10-01 1.66000
1881-11-01 1.68000
1881-12-01 1.72000
1882-01-01 1.69000
1882-02-01 1.66000
1882-03-01 1.66000
1882-04-01 1.68000
1882-05-01 1.68000
1882-06-01 1.70000
1882-07-01 1.74000
1882-08-01 1.75000
1882-09-01 1.76000
1882-10-01 1.72000
1882-11-01 1.68000
1882-12-01 1.66000
1883-01-01 1.63000
1883-02-01 1.65000
1883-03-01 1.66000
1883-04-01 1.66000
1883-05-01 1.66000
1883-06-01 1.65000
1883-07-01 1.64000
1883-08-01 1.62000
1883-09-01 1.64000
1883-10-01 1.66000
1883-11-01 1.64000
1883-12-01 1.63000
1884-01-01 1.63000
1884-02-01 1.60000
1884-03-01 1.60000
1884-04-01 1.64000
1884-05-01 1.62000
1884-06-01 1.60000
1884-07-01 1.56000
1884-08-01 1.56000
1884-09-01 1.54000
1884-10-01 1.53000
1884-11-01 1.55000
1884-12-01 1.57000
1885-01-01 1.58000
1885-02-01 1.54000
1885-03-01 1.53000
1885-04-01 1.53000
1885-05-01 1.51000
1885-06-01 1.50000
1885-07-01 1.50000
1885-08-01 1.46000
1885-09-01 1.42000
1885-10-01 1.42000
1885-11-01 1.42000
1885-12-01 1.42000
1886-01-01 1.43000
1886-02-01 1.41000
1886-03-01 1.38000
1886-04-01 1.38000
1886-05-01 1.35000
1886-06-01 1.34000
1886-07-01 1.36000
1886-08-01 1.36000
1886-09-01 1.36000
1886-10-01 1.36000
1886-11-01 1.36000
1886-12-01 1.38000
1887-01-01 1.40000
1887-02-01 1.41000
1887-03-01 1.44000
1887-04-01 1.46000
1887-05-01 1.46000
1887-06-01 1.46000
1887-07-01 1.44000
1887-08-01 1.42000
1887-09-01 1.40000
1887-10-01 1.43000
1887-11-01 1.50000
1887-12-01 1.52000
1888-01-01 1.50000
1888-02-01 1.50000
1888-03-01 1.48000
1888-04-01 1.48000
1888-05-01 1.48000
1888-06-01 1.48000
1888-07-01 1.48000
1888-08-01 1.48000
1888-09-01 1.48000
1888-10-01 1.50000
1888-11-01 1.50000
1888-12-01 1.50000
1889-01-01 1.50000
1889-02-01 1.48000
1889-03-01 1.50000
1889-04-01 1.52000
1889-05-01 1.52000
1889-06-01 1.52000
1889-07-01 1.52000
1889-08-01 1.54000
1889-09-01 1.55000
1889-10-01 1.56000
1889-11-01 1.56000
1889-12-01 1.56000
1890-01-01 1.56000
1890-02-01 1.54000
1890-03-01 1.56000
1890-04-01 1.56000
1890-05-01 1.56000
1890-06-01 1.56000
1890-07-01 1.54000
1890-08-01 1.52000
1890-09-01 1.50000
1890-10-01 1.48000
1890-11-01 1.40000
1890-12-01 1.40000
1891-01-01 1.38000
1891-02-01 1.36000
1891-03-01 1.34000
1891-04-01 1.32000
1891-05-01 1.32000
1891-06-01 1.28000
1891-07-01 1.26000
1891-08-01 1.25000
1891-09-01 1.24000
1891-10-01 1.24000
1891-11-01 1.22000
1891-12-01 1.18000
1892-01-01 1.15000
1892-02-01 1.11000
1892-03-01 1.06000
1892-04-01 1.08000
1892-05-01 1.10000
1892-06-01 1.14000
1892-07-01 1.12000
1892-08-01 1.12000
1892-09-01 1.12000
1892-10-01 1.16000
1892-11-01 1.26000
1892-12-01 1.30000
1893-01-01 1.32000
1893-02-01 1.30000
1893-03-01 1.30000
1893-04-01 1.30000
1893-05-01 1.28000
1893-06-01 1.28000
1893-07-01 1.28000
1893-08-01 1.27000
1893-09-01 1.31000
1893-10-01 1.35000
1893-11-01 1.34000
1893-12-01 1.32000
1894-01-01 1.30000
1894-02-01 1.30000
1894-03-01 1.28000
1894-04-01 1.25000
1894-05-01 1.24000
1894-06-01 1.24000
1894-07-01 1.24000
1894-08-01 1.24000
1894-09-01 1.22000
1894-10-01 1.14000
1894-11-01 1.09000
1894-12-01 1.10000
1895-01-01 1.10000
1895-02-01 1.12000
1895-03-01 1.17000
1895-04-01 1.17000
1895-05-01 1.20000
1895-06-01 1.20000
1895-07-01 1.18000
1895-08-01 1.22000
1895-09-01 1.28000
1895-10-01 1.38000
1895-11-01 1.36000
1895-12-01 1.35000
1896-01-01 1.34000
1896-02-01 1.32000
1896-03-01 1.28000
1896-04-01 1.28000
1896-05-01 1.25000
1896-06-01 1.24000
1896-07-01 1.18000
1896-08-01 1.26000
1896-09-01 1.31000
1896-10-01 1.30000
1896-11-01 1.30000
1896-12-01 1.28000
1897-01-01 1.24000
1897-02-01 1.24000
1897-03-01 1.23000
1897-04-01 1.24000
1897-05-01 1.25000
1897-06-01 1.21000
1897-07-01 1.21000
1897-08-01 1.20000
1897-09-01 1.16000
1897-10-01 1.10000
1897-11-01 1.04000
1897-12-01 1.04000
1898-01-01 1.04000
1898-02-01 1.06000
1898-03-01 1.10000
1898-04-01 1.14000
1898-05-01 1.15000
1898-06-01 1.15000
1898-07-01 1.10000
1898-08-01 1.05000
1898-09-01 1.01000
1898-10-01 1.00000
1898-11-01 1.00000
1898-12-01 1.03000
1899-01-01 1.04000
1899-02-01 1.06000
1899-03-01 1.05000
1899-04-01 1.04000
1899-05-01 1.03000
1899-06-01 1.00000
1899-07-01 1.00000
1899-08-01 0.990000
1899-09-01 1.02000
1899-10-01 1.12000
1899-11-01 1.20000
1899-12-01 1.23000
1900-01-01 1.26000
1900-02-01 1.38000
1900-03-01 1.45000
1900-04-01 1.46000
1900-05-01 1.42000
1900-06-01 1.36000
1900-07-01 1.40000
1900-08-01 1.42000
1900-09-01 1.50000
1900-10-01 1.51000
1900-11-01 1.52000
1900-12-01 1.51000
1901-01-01 1.48000
1901-02-01 1.46000
1901-03-01 1.36000
1901-04-01 1.30000
1901-05-01 1.23000
1901-06-01 1.20000
1901-07-01 1.22000
1901-08-01 1.17000
1901-09-01 1.22000
1901-10-01 1.20000
1901-11-01 1.14000
1901-12-01 1.22000
1902-01-01 1.24000
1902-02-01 1.24000
1902-03-01 1.28000
1902-04-01 1.34000
1902-05-01 1.37000
1902-06-01 1.35000
1902-07-01 1.30000
1902-08-01 1.24000
1902-09-01 1.27000
1902-10-01 1.28000
1902-11-01 1.25000
1902-12-01 1.29000
1903-01-01 1.32000
1903-02-01 1.38000
1903-03-01 1.44000
1903-04-01 1.40000
1903-05-01 1.50000
1903-06-01 1.60000
1903-07-01 1.68000
1903-08-01 1.66000
1903-09-01 1.53000
1903-10-01 1.53000
1903-11-01 1.68000
1903-12-01 1.86000
1904-01-01 1.97000
1904-02-01 1.94000
1904-03-01 2.01000
1904-04-01 1.98000
1904-05-01 1.85000
1904-06-01 1.68000
1904-07-01 1.55000
1904-08-01 1.58000
1904-09-01 1.59000
1904-10-01 1.56000
1904-11-01 1.55000
1904-12-01 1.36000
1905-01-01 1.30000
1905-02-01 1.32000
1905-03-01 1.32000
1905-04-01 1.32000
1905-05-01 1.34000
1905-06-01 1.43000
1905-07-01 1.64000
1905-08-01 1.60000
1905-09-01 1.56000
1905-10-01 1.54000
1905-11-01 1.65000
1905-12-01 1.70000
1906-01-01 1.69000
1906-02-01 1.64000
1906-03-01 1.63000
1906-04-01 1.67000
1906-05-01 1.64000
1906-06-01 1.62000
1906-07-01 1.62000
1906-08-01 1.58000
1906-09-01 1.55000
1906-10-01 1.74000
1906-11-01 1.77000
1906-12-01 1.77000
1907-01-01 1.78000
1907-02-01 1.83000
1907-03-01 1.90000
1907-04-01 1.91000
1907-05-01 2.04000
1907-06-01 2.16000
1907-07-01 2.20000
1907-08-01 2.21000
1907-09-01 2.18000
1907-10-01 2.09000
1907-11-01 2.03000
1907-12-01 2.09000
1908-01-01 2.05000
1908-02-01 2.00000
1908-03-01 1.84000
1908-04-01 1.71000
1908-05-01 1.63000
1908-06-01 1.63000
1908-07-01 1.62000
1908-08-01 1.51000
1908-09-01 1.40000
1908-10-01 1.40000
1908-11-01 1.40000
1908-12-01 1.39000
1909-01-01 1.39000
1909-02-01 1.40000
1909-03-01 1.40000
1909-04-01 1.45000
1909-05-01 1.54000
1909-06-01 1.53000
1909-07-01 1.68000
1909-08-01 1.71000
1909-09-01 1.77000
1909-10-01 1.87000
1909-11-01 1.94000
1909-12-01 2.00000
1910-01-01 1.99000
1910-02-01 1.95000
1910-03-01 1.89000
1910-04-01 1.86000
1910-05-01 1.84000
1910-06-01 1.81000
1910-07-01 1.80000
1910-08-01 1.84000
1910-09-01 1.86000
1910-10-01 1.96000
1910-11-01 1.96000
1910-12-01 1.99000
1911-01-01 2.01000
1911-02-01 1.97000
1911-03-01 1.95000
1911-04-01 1.95000
1911-05-01 2.02000
1911-06-01 2.02000
1911-07-01 1.96000
1911-08-01 1.88000
1911-09-01 1.70000
1911-10-01 1.58000
1911-11-01 1.49000
1911-12-01 1.53000
1912-01-01 1.60000
1912-02-01 1.63000
1912-03-01 1.68000
1912-04-01 1.75000
1912-05-01 1.80000
1912-06-01 1.76000
1912-07-01 1.80000
1912-08-01 1.78000
1912-09-01 1.74000
1912-10-01 1.71000
1912-11-01 1.88000
1912-12-01 1.90000
1913-01-01 1.84000
1913-02-01 1.82000
1913-03-01 1.76000
1913-04-01 1.76000
1913-05-01 1.72000
1913-06-01 1.76000
1913-07-01 1.70000
1913-08-01 1.72000
1913-09-01 1.86000
1913-10-01 1.90000
1913-11-01 1.86000
1913-12-01 1.78000
1914-01-01 1.76000
1914-02-01 1.74000
1914-03-01 1.74000
1914-04-01 1.78000
1914-05-01 1.75000
1914-06-01 1.78000
1914-07-01 1.76000
1914-08-01 1.80000
1914-09-01 1.88000
1914-10-01 2.18000
1914-11-01 2.46000
1914-12-01 2.48000
1915-01-01 2.20000
1915-02-01 2.20000
1915-03-01 2.30000
1915-04-01 2.36000
1915-05-01 2.65000
1915-06-01 3.00000
1915-07-01 3.34000
1915-08-01 3.42000
1915-09-01 3.50000
1915-10-01 3.50000
1915-11-01 3.31000
1915-12-01 3.45000
1916-01-01 3.45000
1916-02-01 3.50000
1916-03-01 3.50000
1916-04-01 3.65000
1916-05-01 3.65000
1916-07-01 3.65000
1916-08-01 3.65000
1916-09-01 3.65000
1916-10-01 3.65000
1916-11-01 3.65000
1916-12-01 3.65000
1917-01-01 3.65000
1917-02-01 3.65000
1917-03-01 3.65000
1917-04-01 3.65000
1917-05-01 3.65000
1917-06-01 3.65000
1917-07-01 3.65000
1917-08-01 4.38000
1917-09-01 4.38000
1917-10-01 4.60000
1917-11-01 4.60000
1917-12-01 4.60000
1918-01-01 4.60000
1918-02-01 4.60000
1918-03-01 4.60000
1918-04-01 4.60000
1918-05-01 4.60000
1918-06-01 4.60000
1918-07-01 4.60000
1918-08-01 4.60000
1918-09-01 4.60000
1918-10-01 4.60000
1918-11-01 4.60000
1918-12-01 4.60000
1919-01-01 5.29000
1919-02-01 5.29000
1919-03-01 5.29000
1919-04-01 5.29000
1919-05-01 5.29000
1919-06-01 5.29000
1919-07-01 5.29000
1919-08-01 5.29000
1919-09-01 38.4000
1919-10-01 41.5000
1919-11-01 57.1000
1919-12-01 71.7900
1920-01-01 85.0500
1920-02-01 142.500
1920-03-01 150.400
1920-04-01 119.400
1920-05-01 88.1400
1920-06-01 64.0000
1920-07-01 52.1600
1920-08-01 60.3500
1920-09-01 66.1300
1920-10-01 66.1300
1920-11-01 66.1300
1920-12-01 58.9000
1924-01-01 4.70000
1924-02-01 4.75000
1924-03-01 4.45000
1924-04-01 4.60000
1924-05-01 4.76000
1924-06-01 4.55000
1924-07-01 4.25000
1924-08-01 4.05000
1924-09-01 3.65000
1924-10-01 3.68000
1924-11-01 3.78000
1924-12-01 3.82000
1925-01-01 3.95000
1925-02-01 4.05000
1925-03-01 4.22000
1925-04-01 4.14000
1925-05-01 3.97000
1925-06-01 3.96000
1925-07-01 4.00000
1925-08-01 4.00000
1925-09-01 3.91000
1925-10-01 3.84000
1925-11-01 3.55000
1925-12-01 3.42000
1926-01-01 3.34000
1926-02-01 3.26000
1926-03-01 3.04000
1926-04-01 2.90000
1926-05-01 2.80000
1926-06-01 2.74000
1926-07-01 2.65000
1926-08-01 2.65000
1926-09-01 2.72000
1926-10-01 2.41000
1926-11-01 2.35000
1926-12-01 2.36000
1927-01-01 2.42000
1927-02-01 2.48000
1927-03-01 2.53000
1927-04-01 2.56000
1927-05-01 2.71000
1927-06-01 2.79000
1927-07-01 2.87000
1927-08-01 2.98000
1927-09-01 3.30000
1927-10-01 3.17000
1927-11-01 3.10000
1927-12-01 2.98000
1928-01-01 2.95000
1928-02-01 2.82000
1928-03-01 2.88000
1928-04-01 2.95000
1928-05-01 3.09000
1928-06-01 3.07000
1928-07-01 3.09000
1928-08-01 2.91000
1928-09-01 2.76000
1928-10-01 2.84000
1928-11-01 2.86000
1928-12-01 2.89000
1929-01-01 2.87000
1929-02-01 2.83000
1929-03-01 2.88000
1929-04-01 2.85000
1929-05-01 2.80000
1929-06-01 2.73000
1929-07-01 2.69000
1929-08-01 2.70000
1929-09-01 2.76000
1929-10-01 2.77000
1929-11-01 2.71000
1929-12-01 2.71000
1930-01-01 2.73000
1930-02-01 2.64000
1930-03-01 2.52000
1930-04-01 2.56000
1930-05-01 2.55000
1930-06-01 2.38000
1930-07-01 2.23000
1930-08-01 2.06000
1930-09-01 1.95000
1930-10-01 1.85000
1930-11-01 1.84000
1930-12-01 1.77000
1931-01-01 1.74000
1931-02-01 1.76000
1931-03-01 1.81000
1931-04-01 1.75000
1931-05-01 1.64000
1931-06-01 1.61000
1931-07-01 1.65000
1931-08-01 1.46000
1931-09-01 1.37000
1931-10-01 1.32000
1931-11-01 1.33000
1931-12-01 1.30000
1932-01-01 1.31000
1932-02-01 1.32000
1932-03-01 1.32000
1932-04-01 1.27000
1932-05-01 1.24000
1932-06-01 1.17000
1932-07-01 1.18000
1932-08-01 1.32000
1932-09-01 1.37000
1932-10-01 1.26000
1932-11-01 1.22000
1932-12-01 1.18000
1933-01-01 1.20000
1933-02-01 1.18000
1933-03-01 1.22000
1933-04-01 1.26000
1933-05-01 1.39000
1933-06-01 1.46000
1933-07-01 1.53000
1933-08-01 1.48000
1933-09-01 1.36000
1933-10-01 1.31000
1933-11-01 1.26000
1933-12-01 1.27000
1934-01-01 1.32000
1934-02-01 1.37000
1934-03-01 1.37000
1934-04-01 1.37000
1934-05-01 1.38000
1934-06-01 1.43000
1934-07-01 1.50000
1934-08-01 1.57000
1934-09-01 1.57000
1934-10-01 1.56000
1934-11-01 1.58000
1934-12-01 1.58000
1935-01-01 1.57000
1935-02-01 1.54000
1935-03-01 1.52000
1935-04-01 1.47000
1935-05-01 1.48000
1935-06-01 1.47000
1935-07-01 1.47000
1935-08-01 1.48000
1935-09-01 1.46000
1935-10-01 1.43000
1935-11-01 1.45000
1935-12-01 1.46000