Year Kilotonnes
1850 119.9
1851 152.1
1852 168.2
1853 192.7
1854 228.1
1855 248.2
1856 263.8
1857 274.2
1858 282
1859 307.5
1860 323.3
1861 313.5
1862 327.3
1863 374.2
1864 399.9
1865 403.8
1866 470
1867 489.5
1868 551.4
1869 617.9
1870 652.9
1871 682.2
1872 823.4
1873 902.9
1874 874.2
1875 889.7
1876 875.7
1877 959.7
1878 939.3
1879 1125
1880 1264
1881 1338
1882 1494
1883 1631
1884 1724
1885 1752
1886 1807
1887 2059
1888 2339
1889 2238
1890 2497
1891 2667
1892 2849
1893 2873
1894 2711
1895 3049
1896 3080
1897 3213
1898 3505
1899 3998
1900 4225
1901 4564
1902 4752
1903 5596
1904 5541
1905 6181
1906 6493
1907 7417
1908 6522
1909 7276
1910 7853
1911 7775
1912 8357
1913 8878
1914 8045
1915 8490
1916 9598
1917 10420
1918 10870
1919 8822
1920 10300
1921 8017
1922 8135
1923 10800
1924 9638
1925 9827
1926 10680
1927 10410
1928 9901
1929 10500
1930 9097
1931 7518
1932 6059
1933 6414
1934 6926
1935 7200
1936 8497
1937 8799
1938 7018
1939 7948
1940 9065
1941 10390
1942 11150
1943 12200
1944 12310
1945 11820
1946 10590
1947 11950
1948 11030
1949 9451
1950 10160
1951 9758
1952 9462
1953 9505
1954 9169
1955 9488
1956 9559
1957 9665
1958 10280
1959 10290
1960 10100
1961 10060
1962 10430
1963 10960
1964 11500
1965 12150
1966 13110
1967 12950
1968 13750
1969 14070
1970 14170
1971 13490
1972 13810
1973 14420
1974 13650
1975 12730
1976 12910
1977 12990
1978 12190
1979 12230
1980 11770
1981 11150
1982 10540
1983 10270
1984 10690
1985 10580
1986 10220
1987 10110
1988 10300
1989 10360
1990 10480
1991 10160
1992 10030
1993 9884
1994 9691
1995 8453
1996 8347
1997 8553
1998 8601
1999 7965
2000 7422