Year	Tonnes
1792	469.376
1793	480.377
1794	443.707
1795	447.374
1796	535.382
1797	550.05
1798	575.719
1799	627.057
1800	795.739
1801	535.382
1802	553.717
1803	535.382
1804	1008.425
1805	1041.428
1806	938.752
1807	2691.578
1808	898.415
1809	931.418
1810	979.089
1811	927.751
1812	913.083
1813	891.081
1814	883.747
1815	1030.427
1816	2387.217
1817	3384.641
1818	3534.988
1819	3278.298
1820	3384.641
1821	3534.988
1822	3633.997
1823	4037.367
1824	3234.294
1825	4341.728
1826	4191.381
1827	4543.413
1828	4543.413
1829	3633.997
1830	4796.436
1831	4594.751
1832	3450.647
1833	4382.065
1834	4415.068
1835	4935.782
1836	5196.139
1837	5955.208
1838	6637.27
1839	7025.972
1840	9182.168
1841	9556.202
1842	10890.99
1843	10307.937
1844	10890.99
1845	12621.814
1846	13197.533
1847	13850.259
1848	12838.167
1849	13633.906
1850	15152.044
1851	16882.868
1852	19189.411
1853	20777.222
1854	24385.55
1855	28639.27
1856	30949.48
1857	32966.33
1858	35639.573
1859	33835.409
1860	36424.311
1861	41363.76
1862	45577.143
1863	49423.826
1864	56688.153
1865	63519.774
1866	62958.723
1867	69210.958
1868	74429.099
1869	77656.059
1870	76702.639
1871	85419.098
1872	92184.713
1873	98447.949
1874	71653.18
1875	101601.569
1876	103523.077
1877	101385.216
1878	104630.511
1879	110937.751
1880	124604.66
1881	134373.548
1882	143783.07
1883	153218.261
1884	157655.331
1885	161314.997
1886	163166.832
1887	170530.168
1888	186499.953
1889	199011.757
1890	208402.944
1891	221021.091
1892	215164.892
1893	220892.746
1894	229686.212
1895	238479.678
1896	256469.98
1897	273778.22
1898	285611.629
1899	303532.258
1900	327026.727
1901	325823.951
1902	319450.705
1903	343880.259
1904	356414.065
1905	382636.782
1906	362233.594
1907	442544.561
1908	447007.3
1909	445936.536
1910	445731.184
1911	458961.72
1912	499529.741
1913	535521.346
1914	498334.299
1915	463285.113
1916	501106.551
1917	525008.057
1918	503834.799
1919	387744.913
1920	429559.714
1921	473567.381
1922	455833.769
1923	332200.864
1924	452163.102
1925	458441.006
1926	413575.261
1927	481436.763
1928	505301.599
1929	539412.033
1930	462111.673
1931	385911.413
1932	347602.264
1933	365152.526
1934	408980.51
1935	452738.821
1936	500090.792
1937	564024.937
1938	601828.04
1939	649213.014
1940	654904.198
1941	661380.12
1942	668475.765
1943	680023.148
1944	600764.61
1945	1804.164
1946	1294.451
1947	317932.567
1948	378152.041
1949	432540.985
1950	511150.464
1951	577394.819
1952	611541.923
1953	624075.729
1954	660349.693
1955	724177.495
1956	766909.046
1957	778636.112
1958	757092.487
1959	756524.102
1960	814737.727
1961	835654.295
1962	884029.359
1963	946412.363
1964	969870.162
1965	961051.027
1966	952367.571
1967	937153.188
1968	985762.94
1969	1053034.055
1970	1027049.693
1971	1038505.401
1972	1043004.81
1973	1087503.855
1974	1064599.773
1975	1004424.303
1976	1093165.703
1977	1055065.573
1978	1081904.346
1979	1120968.897
1980	1103220.617
1981	1051688.266
1982	1018956.624
1983	1015036.601
1984	1036763.576
1985	1047606.895
1986	1051218.89
1987	1036279.532
1988	1033111.244
1989	1017185.463
1990	1013731.149
1991	929973.202
1992	891975.748
1993	877645.112
1994	865558.68
1995	864110.215
1996	889614.2
1997	862276.715
1998	855364.42
1999	822460.429
2000	829977.779
2001	853662.932
2002	829724.756
2003	822812.461
2004	816802.248
2005	797180.131
2006	816472.218
2007	780546.619
2008	780564.954
2009	722263.321
2010	758859.981
2011	732497.918
2012	739861.254
2013	757312.507
2014	719883.438