DATE OIL COPPER LUMBER 1870 8.64 41.61 9.13 1871 10.16 47.54 9.7 1872 8.35 70.64 9.75 1873 4.24 61.57 9.98 1874 2.81 54.68 9.93 1875 3.37 53.37 9.45 1876 6.9 49.6 9.6 1877 6.95 51.15 9.74 1878 3.74 47.17 9.75 1879 2.84 49.5 10.43 1880 2.8 52.68 10.09 1881 2.74 46.39 10.9 1882 2.26 49.85 11.11 1883 3.27 42.64 11.05 1884 2.66 41.67 11.79 1885 2.95 35.62 12.02 1886 2.42 32.53 12.32 1887 2.44 31.96 12.44 1888 2.97 52.03 12.03 1889 3.18 45.61 12.03 1890 3 52.41 12.28 1891 2.33 43.75 12.19 1892 2.08 41.26 12.6 1893 2.44 38.18 12.55 1894 3.24 36.84 13.72 1895 4.9 41.43 13.07 1896 4.58 44.17 13.67 1897 3.17 45.42 13.17 1898 3.64 46 13.32 1899 4.8 63.2 13.68 1900 4.72 55.17 12.59 1901 4 57.19 12.53 1902 3.59 38.16 13.95 1903 4.04 43 13.42 1904 3.83 40.91 11.95 1905 2.9 49.03 13.77 1906 2.66 60.5 15.8 1907 2.5 59.52 16.01 1908 2.5 40.74 20.49 1909 2.18 37.36 20.17 1910 1.85 34.99 18.29 1911 2.03 37.01 22.12 1912 2.39 45.79 20.98 1913 3.19 42.5 23.25 1914 2.79 38.75 22.56 1915 2.2 48.19 22.95 1916 3.22 61.68 18.98 1917 3.42 44.88 16.34 1918 3.9 36.34 16.51 1919 3.9 26.15 17.86 1920 5.4 21.96 19.15 1921 4.39 24.85 22.84 1922 4.21 26.85 22.53 1923 3.24 27.75 21.91 1924 3.58 25.69 26.13 1925 4.1 26.22 31.33 1926 4.67 26.74 29.94 1927 3.5 26.22 30.12 1928 3.37 29.26 26.75 1929 3.63 36.86 32.65 1930 3.64 29.21 29.84 1931 2.47 21.54 29.39 1932 3.5 16.77 25.42 1933 2.71 20.59 24.97 1934 3.52 21.76 24.97 1935 3.17 20.82 23.51 1936 3.48 22.78 24.34 1937 3.55 29.66 25.12 1938 3.65 24.69 24.59 1939 3.32 27.71 26.55 1940 3.26 27.9 25.38 1941 3.28 26.16 27.47 1942 3.01 23.18 29.98 1943 2.89 22.18 39.74 1944 2.91 22.01 38.76 1945 2.89 21.61 37.78 1946 2.92 22.12 45.31 1947 3.27 27.45 52.84 1948 4.09 26.57 48.76 1949 4.19 24.4 53.94 1950 4.05 25.92 52.3 1951 3.67 26.56 46.18 1952 3.77 27.34 51.13 1953 4.07 32.99 52.86 1954 4.21 33.94 54.91 1955 4.18 42.71 55.48 1956 4.09 46.09 54.2 1957 4.38 31.73 50.88 1958 4.23 27.27 48.78 1959 4.11 32.95 51.24 1960 4.07 33.83 52.57 1961 4.1 31.64 50.89 1962 4.1 32.28 49.43 1963 4.11 32.38 50.03 1964 4.09 33.79 51.58 1965 3.99 36.23 52.09 1966 3.89 36.27 50.46 1967 3.9 38.2 51.17 1968 3.83 40.78 53.99 1969 3.9 44.6 57.65 1970 3.89 52.26 49.09 1971 4 45.13 57.88 1972 3.84 42.49 65.2 1973 3.99 43.73 74.21 1974 5.56 46.81 50.57 1975 5.64 35.11 45.27 1976 5.82 36.22 52.35 1977 5.71 32.48 57.54 1978 5.61 30.23 64.23 1979 6.98 37.77 62.77 1980 10.34 35.99 41.17 1981 13.94 27.22 32.09 1982 12.34 23.37 27.71 1983 11.26 24.8 37.21 1984 10.86 20.76 28.27 1985 10.15 20.47 27.58 1986 5.46 20.91 35.7 1987 6.57 25.61 39.91