Year Billions Of Ton-Miles 1865 1.65000 1866 2.04000 1867 2.26000 1868 2.54000 1869 3.16000 1870 3.69000 1871 4.34000 1872 5.08000 1873 5.76000 1874 5.88000 1875 5.94000 1876 6.74000 1877 6.54000 1878 7.86000 1879 9.60000 1880 10.3100 1881 11.5600 1882 11.1900 1883 11.3300 1884 10.7200 1885 11.3300 1886 11.9200 1887 14.3800 1888 14.6700 1889 14.9000 1890 16.5800 1891 16.6300