Monthly Marks Per 100 Kilograms
1879-01-01 344.000
1879-02-01 336.000
1879-03-01 330.000
1879-04-01 330.000
1879-05-01 330.000
1879-06-01 348.000
1879-07-01 350.000
1879-08-01 340.000
1879-09-01 330.000
1879-10-01 320.000
1879-11-01 330.000
1879-12-01 330.000
1880-01-01 335.000
1880-02-01 340.000
1880-03-01 360.000
1880-04-01 365.000
1880-05-01 350.000
1880-06-01 350.000
1880-07-01 360.000
1880-08-01 360.000
1880-09-01 360.000
1880-10-01 360.000
1880-11-01 360.000
1880-12-01 360.000
1881-01-01 345.000
1881-02-01 336.000
1881-03-01 328.000
1881-04-01 324.000
1881-05-01 312.000
1881-06-01 330.000
1881-07-01 340.000
1881-08-01 335.000
1881-09-01 335.000
1881-10-01 335.000
1881-11-01 336.000
1881-12-01 335.000
1882-01-01 330.000
1882-02-01 330.000
1882-03-01 325.000
1882-04-01 320.000
1882-05-01 320.000
1882-06-01 340.000
1882-07-01 335.000
1882-08-01 330.000
1882-09-01 335.000
1882-10-01 335.000
1882-11-01 330.000
1882-12-01 330.000
1883-01-01 330.000
1883-02-01 325.000
1883-03-01 325.000
1883-04-01 325.000
1883-05-01 325.000
1883-06-01 335.000
1883-07-01 335.000
1883-08-01 335.000
1883-09-01 335.000
1883-10-01 330.000
1883-11-01 330.000
1883-12-01 330.000
1884-01-01 324.000
1884-02-01 320.000
1884-03-01 320.000
1884-04-01 310.000
1884-05-01 305.000
1884-06-01 310.000
1884-07-01 320.000
1884-08-01 320.000
1884-09-01 320.000
1884-10-01 315.000
1884-11-01 315.000
1884-12-01 305.000
1885-01-01 300.000
1885-02-01 290.000
1885-03-01 290.000
1885-04-01 280.000
1885-05-01 270.000
1885-06-01 270.000
1885-07-01 260.000
1885-08-01 260.000
1885-09-01 250.000
1885-10-01 250.000
1885-11-01 245.000
1885-12-01 245.000
1886-01-01 240.000
1886-02-01 235.000
1886-03-01 228.000
1886-04-01 220.000
1886-05-01 210.000
1886-06-01 260.000
1886-07-01 275.000
1886-08-01 300.000
1886-09-01 320.000
1886-10-01 320.000
1886-11-01 310.000
1886-12-01 290.000
1887-01-01 300.000
1887-02-01 300.000
1887-03-01 285.000
1887-04-01 275.000
1887-05-01 270.000
1887-06-01 280.000
1887-07-01 290.000
1887-08-01 290.000
1887-09-01 290.000
1887-10-01 280.000
1887-11-01 265.000
1887-12-01 250.000
1888-01-01 265.000
1888-02-01 265.000
1888-03-01 260.000
1888-04-01 260.000
1888-05-01 260.000
1888-06-01 260.000
1888-07-01 260.000
1888-08-01 260.000
1888-09-01 260.000
1888-10-01 260.000
1888-11-01 260.000
1888-12-01 260.000
1889-01-01 260.000
1889-02-01 250.000
1889-03-01 260.000
1889-04-01 270.000
1889-05-01 270.000
1889-06-01 275.000
1889-07-01 275.000
1889-08-01 275.000
1889-09-01 280.000
1889-10-01 300.000
1889-11-01 315.000
1889-12-01 325.000
1890-01-01 310.000
1890-02-01 300.000
1890-03-01 300.000
1890-04-01 290.000
1890-05-01 280.000
1890-06-01 270.000
1890-07-01 280.000
1890-08-01 285.000
1890-09-01 285.000
1890-10-01 288.000
1890-11-01 285.000
1890-12-01 280.000
1891-01-01 275.000
1891-02-01 275.000
1891-03-01 275.000
1891-04-01 275.000
1891-05-01 270.000
1891-06-01 285.000
1891-07-01 280.000
1891-08-01 275.000
1891-09-01 275.000
1891-10-01 270.000
1891-11-01 260.000
1891-12-01 260.000
1892-01-01 250.000
1892-02-01 245.000
1892-03-01 236.000
1892-04-01 256.000
1892-05-01 260.000
1892-06-01 245.000
1892-07-01 250.000
1892-08-01 250.000
1892-09-01 245.000
1892-10-01 245.000
1892-11-01 248.000
1892-12-01 245.000
1893-01-01 240.000
1893-02-01 235.000
1893-03-01 235.000
1893-04-01 240.000
1893-05-01 235.000
1893-06-01 230.000
1893-07-01 234.000
1893-08-01 232.000
1893-09-01 230.000
1893-10-01 225.000
1893-11-01 225.000
1893-12-01 225.000
1894-01-01 224.000
1894-02-01 220.000
1894-03-01 220.000
1894-04-01 212.000
1894-05-01 210.000
1894-06-01 210.000
1894-07-01 220.000
1894-08-01 220.000
1894-09-01 220.000
1894-10-01 215.000
1894-11-01 210.000
1894-12-01 210.000
1895-01-01 205.000
1895-02-01 210.000
1895-03-01 215.000
1895-04-01 212.000
1895-05-01 210.000
1895-06-01 220.000
1895-07-01 225.000
1895-08-01 230.000
1895-09-01 240.000
1895-10-01 240.000
1895-11-01 238.000
1895-12-01 232.000
1896-01-01 235.000
1896-02-01 240.000
1896-03-01 240.000
1896-04-01 240.000
1896-05-01 230.000
1896-06-01 235.000
1896-07-01 235.000
1896-08-01 235.000
1896-09-01 234.000
1896-10-01 235.000
1896-11-01 232.000
1896-12-01 228.000
1897-01-01 220.000
1897-02-01 220.000
1897-03-01 220.000
1897-04-01 212.000
1897-05-01 215.000
1897-06-01 210.000
1897-07-01 225.000
1897-08-01 220.000
1897-09-01 224.000
1897-10-01 228.000
1897-11-01 228.000
1897-12-01 225.000
1898-01-01 230.000
1898-02-01 232.000
1898-03-01 230.000
1898-04-01 228.000
1898-05-01 228.000
1898-06-01 230.000
1898-07-01 235.000
1898-08-01 240.000
1898-09-01 240.000
1898-10-01 240.000
1898-11-01 235.000
1898-12-01 245.000
1899-01-01 250.000
1899-02-01 250.000
1899-03-01 260.000
1899-04-01 280.000
1899-05-01 280.000
1899-06-01 320.000
1899-07-01 320.000
1899-08-01 320.000
1899-09-01 330.000
1899-10-01 335.000
1899-11-01 345.000
1899-12-01 345.000
1900-01-01 340.000
1900-02-01 330.000
1900-03-01 310.000
1900-04-01 280.000
1900-05-01 260.000
1900-06-01 280.000
1900-07-01 280.000
1900-08-01 270.000
1900-09-01 270.000
1900-10-01 250.000
1900-11-01 250.000
1900-12-01 250.000
1901-01-01 240.000
1901-02-01 235.000
1901-03-01 230.000
1901-04-01 230.000
1901-05-01 220.000
1901-06-01 230.000
1901-07-01 230.000
1901-08-01 230.000
1901-09-01 235.000
1901-10-01 235.000
1901-11-01 230.000
1901-12-01 230.000
1902-01-01 235.000
1902-02-01 235.000
1902-03-01 235.000
1902-04-01 240.000
1902-05-01 245.000
1902-06-01 260.000
1902-07-01 260.000
1902-08-01 265.000
1902-09-01 270.000
1902-10-01 270.000
1902-11-01 275.000
1902-12-01 280.000
1903-01-01 280.000
1903-02-01 275.000
1903-03-01 280.000
1903-04-01 290.000
1903-05-01 300.000
1903-06-01 310.000
1903-07-01 310.000
1903-08-01 310.000
1903-09-01 310.000
1903-10-01 310.000
1903-11-01 310.000
1903-12-01 305.000
1904-01-01 305.000
1904-02-01 300.000
1904-03-01 290.000
1904-04-01 290.000
1904-05-01 290.000
1904-06-01 295.000
1904-07-01 300.000
1904-08-01 300.000
1904-09-01 300.000
1904-10-01 300.000
1904-11-01 300.000
1904-12-01 300.000
1905-01-01 300.000
1905-02-01 295.000
1905-03-01 295.000
1905-04-01 295.000
1905-05-01 300.000
1905-06-01 320.000
1905-07-01 320.000
1905-08-01 325.000
1905-09-01 325.000
1905-10-01 325.000
1905-11-01 325.000
1905-12-01 325.000
1906-01-01 325.000
1906-02-01 325.000
1906-03-01 330.000
1906-04-01 340.000
1906-05-01 350.000
1906-06-01 370.000
1906-07-01 370.000
1906-08-01 365.000
1906-09-01 355.000
1906-10-01 350.000
1906-11-01 350.000
1906-12-01 350.000
1907-01-01 355.000
1907-02-01 355.000
1907-03-01 355.000
1907-04-01 355.000
1907-05-01 345.000
1907-06-01 345.000
1907-07-01 350.000
1907-08-01 350.000
1907-09-01 355.000
1907-10-01 355.000
1907-11-01 345.000
1907-12-01 335.000
1908-01-01 335.000
1908-02-01 330.000
1908-03-01 310.000
1908-04-01 290.000
1908-05-01 290.000
1908-06-01 310.000
1908-07-01 315.000
1908-08-01 320.000
1908-09-01 320.000
1908-10-01 320.000
1908-11-01 325.000
1908-12-01 330.000
1909-01-01 330.000
1909-02-01 330.000
1909-03-01 330.000
1909-04-01 335.000
1909-05-01 350.000
1909-06-01 360.000
1909-07-01 360.000
1909-08-01 360.000
1909-09-01 365.000
1909-10-01 360.000
1909-11-01 350.000
1909-12-01 350.000
1910-01-01 345.000
1910-02-01 345.000
1910-03-01 345.000
1910-04-01 345.000
1910-05-01 345.000
1910-06-01 330.000
1910-07-01 330.000
1910-08-01 330.000
1910-09-01 330.000
1910-10-01 330.000
1910-11-01 330.000
1910-12-01 335.000
1911-01-01 330.000
1911-02-01 330.000
1911-03-01 330.000
1911-04-01 320.000
1911-05-01 315.000
1911-06-01 330.000
1911-07-01 330.000
1911-08-01 335.000
1911-09-01 335.000
1911-10-01 335.000
1911-11-01 335.000
1911-12-01 335.000
1912-01-01 335.000
1912-02-01 335.000
1912-03-01 335.000
1912-04-01 335.000
1912-05-01 335.000
1912-06-01 345.000
1912-07-01 345.000
1912-08-01 345.000
1912-09-01 350.000
1912-10-01 355.000
1912-11-01 355.000
1912-12-01 360.000
1913-01-01 360.000
1913-02-01 360.000
1913-03-01 360.000
1913-04-01 360.000
1913-05-01 370.000
1913-06-01 375.000
1913-07-01 375.000
1913-08-01 375.000
1913-09-01 375.000
1913-10-01 375.000
1913-11-01 375.000
1913-12-01 375.000
1914-01-01 375.000
1914-02-01 375.000
1914-03-01 375.000
1914-04-01 375.000
1914-05-01 390.000
1914-06-01 415.000
1914-07-01 415.000
1914-08-01 415.000
1914-09-01 440.000
1914-10-01 500.000
1914-11-01 640.000
1914-12-01 640.000
1915-01-01 640.000
1915-02-01 640.000
1915-03-01 640.000
1915-04-01 640.000
1915-05-01 640.000
1915-06-01 640.000
1915-07-01 640.000
1915-08-01 640.000
1915-09-01 640.000
1915-10-01 640.000
1915-11-01 640.000
1915-12-01 640.000
1921-02-01 754.000
1921-03-01 673.000
1921-04-01 595.000
1921-05-01 624.000
1921-06-01 575.000
1921-07-01 559.000
1921-08-01 528.000
1921-09-01 504.000
1921-10-01 461.000
1921-11-01 527.000
1921-12-01 604.000
1922-01-01 580.000
1922-02-01 677.000
1922-03-01 547.000
1922-04-01 743.000
1922-05-01 702.000
1922-06-01 674.000
1922-07-01 583.000
1922-08-01 509.000
1922-09-01 766.000
1922-10-01 520.000
1922-11-01 833.000
1922-12-01 885.000
1923-01-01 467.000
1923-02-01 1177.00
1923-03-01 1065.00
1923-04-01 901.000
1923-05-01 969.000
1923-06-01 891.000
1923-07-01 713.000
1923-08-01 1555.00
1923-09-01 1138.00
1923-10-01 1027.00
1923-11-01 1289.00
1923-12-01 1050.00
1924-01-01 1075.00
1924-02-01 1200.00
1924-03-01 1250.00
1924-04-01 1250.00
1924-05-01 1215.00
1924-06-01 1050.00
1924-07-01 1030.00
1924-08-01 1100.00
1924-09-01 1300.00
1924-10-01 1390.00
1924-11-01 1350.00
1924-12-01 1400.00
1925-01-01 1375.00
1925-02-01 1288.00
1925-03-01 1188.00
1925-04-01 1170.00
1925-05-01 1053.00
1925-06-01 1038.00
1925-07-01 963.000
1925-08-01 950.000
1925-09-01 975.000
1925-10-01 993.000
1925-11-01 1010.00
1925-12-01 1006.00
1926-01-01 913.000
1926-02-01 900.000
1926-03-01 925.000
1926-04-01 950.000
1926-05-01 950.000
1926-06-01 960.000
1926-07-01 960.000
1926-08-01 956.000
1926-09-01 970.000
1926-10-01 1000.00
1926-11-01 1000.00
1926-12-01 950.000
1927-01-01 950.000
1927-02-01 1000.00
1927-03-01 1013.00
1927-04-01 1005.00
1927-05-01 1025.00
1927-06-01 1025.00
1927-07-01 1025.00
1927-08-01 1025.00
1927-09-01 1032.00
1927-10-01 1044.00
1927-11-01 1050.00
1927-12-01 1070.00
1928-01-01 1076.00
1928-02-01 1086.00
1928-03-01 1091.00
1928-04-01 1125.00
1928-05-01 1113.00
1928-06-01 1110.00
1928-07-01 1097.00
1928-08-01 1076.00
1928-09-01 1055.00
1928-10-01 948.000
1928-11-01 950.000
1928-12-01 950.000
1929-01-01 949.000
1929-02-01 939.000
1929-03-01 921.000
1929-04-01 913.000
1929-05-01 912.000
1929-06-01 879.000
1929-07-01 862.000
1929-08-01 843.000
1929-09-01 805.000
1929-10-01 767.000
1929-11-01 740.000
1929-12-01 722.000
1930-01-01 700.000
1930-02-01 643.000
1930-03-01 619.000
1930-04-01 599.000
1930-05-01 604.000
1930-06-01 627.000
1930-07-01 617.000
1930-08-01 600.000
1930-09-01 600.000
1930-10-01 559.000
1930-11-01 533.000
1930-12-01 512.000
1931-01-01 490.000
1931-02-01 477.000