Year Tonnes per Person 1802 0.07585 1804 0.07328 1810 0.07009 1811 0.06756 1812 0.07274 1813 0.06696 1814 0.06813 1815 0.07594 1816 0.08071 1817 0.08555 1818 0.07625 1819 0.08151 1820 0.09205 1821 0.09509 1822 0.09958 1823 0.0991 1824 0.10945 1825 0.12253 1826 0.12598 1827 0.18115 1828 0.19038 1829 0.18426 1830 0.19764 1831 0.18161 1832 0.19934 1833 0.21516 1834 0.26352 1835 0.27211 1836 0.31109 1837 0.33041 1838 0.34385 1839 0.33373 1840 0.33877 1841 0.39513 1842 0.41357 1843 0.41244 1844 0.43076 1845 0.50135 1846 0.51869 1847 0.58113 1848 0.46364 1849 0.48126 1850 0.54119 1851 0.55099 1852 0.59118 1853 0.69224 1854 0.79544 1855 0.89758 1856 0.93703 1857 0.9516 1858 0.93026 1859 0.93751 1860 1.01872 1861 1.09985 1862 1.15892 1863 1.17464 1864 1.24277 1865 1.30613 1866 1.41637 1867 1.43258 1868 1.46258 1869 1.49644 1870 1.32508 1871 1.31473 1872 1.58971 1873 1.71479 1874 1.62765 1875 1.69185 1876 1.69054 1877 1.65153 1878 1.6825 1879 1.73732 1880 1.95343 1881 1.99234 1882 2.09572 1883 2.19113 1884 2.09723 1885 2.01147 1886 1.99103 1887 2.0916 1888 2.17263 1889 2.22333 1890 2.4465 1891 2.44798 1892 2.44865 1893 2.40067 1894 2.53578 1895 2.55405 1896 2.63736 1897 2.75629 1898 2.84487 1899 2.96905 1900 3.18452 1901 3.07336 1902 2.88697 1903 3.16941 1904 3.08313 1905 3.11366 1906 3.33163 1907 3.54827 1908 3.56956 1909 3.64524 1910 3.65025 1911 3.79461 1912 3.8275 1913 4.12428 1914 2.87278 1915 2.53821 1916 2.74616 1917 3.09451 1918 2.78786 1919 2.99295 1920 3.88795 1921 3.51108 1922 4.12287 1923 4.61289 1924 5.12404 1925 5.25929 1926 5.2299 1927 5.19428 1928 5.14499 1929 5.66529 1930 5.70894 1931 5.19884 1932 4.57394 1933 4.75202 1934 4.79577 1935 4.65262 1936 4.71785 1937 5.18439 1938 4.8056 1939 4.6691 1940 3.36814 1941 2.99362 1942 3.10993 1943 3.19876 1944 2.03759 1945 2.7003 1946 4.1023 1947 4.50607 1948 4.77563 1949 5.51519 1950 4.83465 1951 5.44198 1952 5.36302 1953 5.02669 1954 5.25482 1955 5.49581 1956 6.11578 1957 6.25962 1958 5.94334 1959 5.78478 1960 5.91336 1961 6.05135 1962 6.33909 1963 6.99058 1964 7.13394 1965 7.18766 1966 7.02744 1967 7.47129 1968 7.67312 1969 8.18881 1970 8.63454 1971 9.01898 1972 9.29127 1973 9.89421 1974 9.47972 1975 8.43073 1976 9.48672 1977 8.98527 1978 9.42072 1979 9.82238 1980 9.34633 1981 8.37416 1982 8.00939 1983 7.70923 1984 7.35613 1985 7.23643 1986 6.9225 1987 6.73798 1988 6.60549 1989 6.89423 1990 6.59561 1991 6.82574 1992 6.3637 1993 6.23287 1994 5.83058 1995 5.99502 1996 6.41553 1997 5.98268 1998 6.39358 1999 6.21953 2000 6.07679 2001 6.30159 2002 6.22789 2003 6.28718 2004 6.30285 2005 6.29339 2006 6.10078 2007 5.95766 2008 5.87724 2009 5.61356 2010 5.60132 2011 5.23818 2012 5.23615 2013 5.2268 2014 4.72461