Year Total 1800 179000 1801 178900 1802 178700 1803 178600 1804 178500 1805 178400 1806 178300 1807 178200 1808 178100 1809 178000 1810 177900 1811 177900 1812 178000 1813 178200 1814 178400 1815 178500 1816 179000 1817 179600 1818 180200 1819 181000 1820 181900 1821 182800 1822 183900 1823 185100 1824 186400 1825 187700 1826 189200 1827 190800 1828 192600 1829 194400 1830 196300 1831 198400 1832 200400 1833 202500 1834 204600 1835 206800 1836 208900 1837 211100 1838 213300 1839 215500 1840 217800 1841 220100 1842 222400 1843 224700 1844 227000 1845 229100 1846 231500 1847 233900 1848 236300 1849 238800 1850 241300 1851 243700 1852 246100 1853 248500 1854 251000 1855 253500 1856 256000 1857 258600 1858 261200 1859 263800 1860 266400 1861 269100 1862 271800 1863 274600 1864 277500 1865 280400 1866 283400 1867 286500 1868 289600 1869 292800 1870 296000 1871 299300 1872 302700 1873 305900 1874 309400 1875 312600 1876 316300 1877 319800 1878 323700 1879 327700 1880 331700 1881 335600 1882 339700 1883 343900 1884 347900 1885 352200 1886 356500 1887 360800 1888 365200 1889 369600 1890 374200 1891 378700 1892 383400 1893 388100 1894 392800 1895 397600 1896 402500 1897 407400 1898 412400 1899 417400 1900 422600 1901 427700 1902 432800 1903 438100 1904 443500 1905 448200 1906 453700 1907 459100 1908 464700 1909 470400 1910 476200 1911 481900 1912 523100 1913 527500 1914 532400 1915 537800 1916 548600 1917 559500 1918 571000 1919 582600 1920 594500 1921 603400 1922 612600 1923 621800 1924 631200 1925 640700 1926 660200 1927 680000 1928 700400 1929 721200 1930 738500 1931 755800 1932 773200 1933 790500 1934 807800 1935 825100 1936 842500 1937 859800 1938 877100 1939 894400 1940 911800 1941 929100 1942 946400 1943 963700 1944 981100 1945 998400 1946 1016000 1947 1033000 1948 1050000 1949 1068000 1950 1085000 1951 1096000 1952 1117000 1953 1137000 1954 1157000 1955 1177000 1956 1195000 1957 1213000 1958 1230000 1959 1247000 1960 1264000 1961 1280000 1962 1295000 1963 1310000 1964 1325000 1965 1339000 1966 1352000 1967 1363000 1968 1373000 1969 1383000 1970 1394000 1971 1407000 1972 1424000 1973 1445000 1974 1471000 1975 1502000 1976 1538000 1977 1577000 1978 1620000 1979 1663000 1980 1707000 1981 1751000 1982 1795000 1983 1836000 1984 1873000 1985 1902000 1986 1920000 1987 1925000 1988 1918000 1989 1899000 1990 1871000 1991 1834000 1992 1795000 1993 1756000 1994 1722000 1995 1695000 1996 1679000 1997 1674000 1998 1678000 1999 1692000 2000 1714000 2001 1741000 2002 1770000 2003 1799000 2004 1830000 2005 1867000 2006 1916000 2007 1981000 2008 2061000 2009 2152000 2010 2247000 2011 2335000 2012 2408000 2013 2458000 2014 2485000 2015 2488000