Year Tonnes
1860 64858.41261
1861 278091.54995
1862 640587.88343
1863 1152347.41305
1864 1813370.13881
1865 2623656.06071
1866 3583205.17875
1867 4691129.02152
1868 5948316.06043
1869 7354766.29548
1870 8910479.72666
1871 10615456.35399
1872 12468807.70605
1873 14471422.25425
1874 16623299.99859
1875 18924440.93907
1876 22902127.4219
1877 27081496.91379
1878 31462549.41476
1879 36170559.39298
1880 41158437.86397
1881 46426184.82771
1882 51812986.9598
1883 57566727.7824
1884 63509713.0144
1885 69749447.69586
1886 76309032.08333
1887 83199127.83368
1888 90584102.15695
1889 98402650.52614
1890 106764054.92415
1891 115432870.42849
1892 124233179.70086
1893 133228952.68247
1894 142450397.40109
1895 152021011.3821
1896 161827070.2856
1897 172205304.7743
1898 182815430.29986
1899 193700981.96115
1900 204507459.66734
1901 215799042.76099
1902 227241665.99359
1903 238899299.30633
1904 250670656.959
1905 262788518.45984
1906 275443016.68966
1907 288742545.15994
1908 302287291.73817
1909 315749410.47567
1910 329071150.73109
1911 342561700.55357
1912 356915844.58228
1913 371930122.86535
1914 385617913.33988
1915 399275495.78661
1916 413811776.45347
1917 427480909.02847
1918 439134988.4556
1919 450144926.11367
1920 461064239.68838
1921 471550867.68856
1922 480910025.47505
1923 490802266.10489
1924 502944116.33368
1925 514370747.08098
1926 525956414.20987
1927 538389683.0597
1928 551480420.74967
1929 566124206.45661
1930 579033695.97983
1931 591112464.73883
1932 601639962.42367
1933 611268327.04605
1934 620886030.01156
1935 630787155.35546
1936 641544767.13435
1937 654575088.76873
1938 669505850.73967
1939 685909698.30109
1940 704397899.78001
1941 723006933.3701
1942 743077502.42238
1943 765236867.74921
1944 786364717.77414
1945 797577226.91269
1946 811532447.28029
1947 827369450.08494
1948 844485851.71363
1949 862479174.61965
1950 881004691.89761
1951 900745638.05842
1952 921853053.24102
1953 943729884.66087
1954 967093128.74227
1955 991344844.22926
1956 1017368171.69899
1957 1044548288.93881
1958 1074246334.14207
1959 1103971921.9589
1960 1135675247.12457
1961 1170084856.19168
1962 1206753848.04319
1963 1245326834.11689
1964 1285470637.63567
1965 1324586479.73819
1966 1363481980.93211
1967 1402296631.22813
1968 1442905993.76344
1969 1486017291.7769
1970 1535444733.01269
1971 1587302143.54277
1972 1639643770.9889
1973 1692207516.28643
1974 1745389637.68224
1975 1801043486.52841
1976 1858873201.84687
1977 1918443432.64888
1978 1978567181.13658
1979 2037135216.19308
1980 2096401589.77438
1981 2155035371.7149
1982 2213104974.31287
1983 2271266977.93702
1984 2331398722.66736
1985 2390720181.47581
1986 2450460998.78769
1987 2509734480.14024
1988 2568067070.27426
1989 2624485893.00064
1990 2677245990.47881
1991 2725902238.53455
1992 2770085921.53455
1993 2812967819.53455
1994 2853389160.53455
1995 2895504655.53455
1996 2936817077.53455
1997 2977865475.53455
1998 3018345488.53455
1999 3057586055.53455
2000 3093471317.53455
2001 3132829228.53455
2002 3172080796.53455
2003 3211574386.53455
2004 3250323575.53455
2005 3289681486.53455
2006 3328786374.53455
2007 3365566384.53455
2008 3403277812.53455
2009 3437314906.53455
2010 3473555867.53455
2011 3508080672.53455
2012 3540845317.53455
2013 3573936325.53455
2014 3604614447.53455