Year	Tonnes
1860	202832.58739
1861	869679.45005
1862	2003319.11657
1863	3603751.58695
1864	5670976.86119
1865	8204994.93929
1866	11205805.82125
1867	14670630.97848
1868	18602248.93957
1869	23000659.70452
1870	27865863.27334
1871	33197859.64601
1872	38993870.29395
1873	45256673.74575
1874	51986270.00141
1875	59182659.06093
1876	71622131.5781
1877	84692330.08621
1878	98393254.58524
1879	113116677.60702
1880	128715337.13603
1881	145189233.17229
1882	162035452.0402
1883	180029203.2176
1884	198614780.9856
1885	218128387.30414
1886	238642263.91667
1887	260189753.16632
1888	283284882.84305
1889	307735934.47386
1890	333884667.07585
1891	360994770.57151
1892	388516096.29914
1893	416648698.31753
1894	445487046.59891
1895	475417356.6179
1896	506083976.7144
1897	538539969.2257
1898	571721157.70014
1899	605763690.03885
1900	639558933.33266
1901	674871253.23901
1902	710655923.00641
1903	747112996.69367
1904	783925722.041
1905	821822073.54016
1906	861396656.31034
1907	902988450.84006
1908	945347119.26183
1909	987447384.52433
1910	1029108642.26891
1911	1071297820.44643
1912	1116187728.41772
1913	1163142083.13465
1914	1205948094.66012
1915	1248659636.21339
1916	1294119142.54653
1917	1336866804.97153
1918	1373312764.5444
1919	1407744290.88633
1920	1441892407.31162
1921	1474687380.31144
1922	1503956400.52495
1923	1534892537.89511
1924	1572863909.66632
1925	1608598565.91902
1926	1644830578.79013
1927	1683713307.9403
1928	1724652148.25033
1929	1770447856.54339
1930	1810819877.02017
1931	1848593973.26117
1932	1881516758.57633
1933	1911627672.95395
1934	1941705244.98844
1935	1972669167.64454
1936	2006311591.86565
1937	2047061492.23127
1938	2093754665.26033
1939	2145054638.69891
1940	2202873040.21999
1941	2261069321.6299
1942	2323836282.57762
1943	2393135564.25079
1944	2459208974.22586
1945	2494274005.08731
1946	2537916353.71971
1947	2587443625.91506
1948	2640971979.28637
1949	2697242740.38035
1950	2755177840.10239
1951	2816913966.94158
1952	2882923470.75898
1953	2951339180.33913
1954	3024403368.25773
1955	3100246084.77074
1956	3181629187.30101
1957	3266629934.06119
1958	3359505030.85793
1959	3452466262.0411
1960	3551612497.87543
1961	3659222131.80832
1962	3773897563.95681
1963	3894527382.88311
1964	4020069640.36433
1965	4142397140.26181
1966	4264035565.06789
1967	4385421143.77187
1968	4512419350.23656
1969	4647241893.22311
1970	4801816995.98731
1971	4963991374.45723
1972	5127680051.0111
1973	5292063359.71357
1974	5458380524.31776
1975	5632427555.47159
1976	5813279203.15313
1977	5999573988.35112
1978	6187599796.86342
1979	6370760401.80692
1980	6556104930.22562
1981	6739471146.2851
1982	6921072996.68713
1983	7102963814.06298
1984	7291014629.33264
1985	7476531426.52419
1986	7663359689.21231
1987	7848726445.85977
1988	8031150740.72574
1989	8207590084.99936
1990	8372587448.5212
1991	8524750788.46546
1992	8662927015.46546
1993	8795558738.46545
1994	8921292834.46546
1995	9045123757.46546
1996	9170502154.46546
1997	9297915736.46546
1998	9420459542.46546
1999	9532435054.46546
2000	9656284312.46546
2001	9780005225.46546
2002	9899754777.46546
2003	10021814539.46546
2004	10138590154.46546
2005	10258699072.46546
2006	10380806505.46546
2007	10504109380.46546
2008	10620767651.46546
2009	10728427104.46545
2010	10840006580.46545
2011	10946914298.46545
2012	11047943815.46545
2013	11146619118.46545
2014	11243094221.46545
