Year Total 1800 597600 1801 598800 1802 599900 1803 601100 1804 602300 1805 603500 1806 604700 1807 605900 1808 607100 1809 608300 1810 609500 1811 610800 1812 612000 1813 613400 1814 614700 1815 616100 1816 617600 1817 619100 1818 620600 1819 622200 1820 623800 1821 625500 1822 627200 1823 629000 1824 630800 1825 632600 1826 634500 1827 636400 1828 638400 1829 640400 1830 642500 1831 644600 1832 646700 1833 648900 1834 651000 1835 653100 1836 655300 1837 657500 1838 659600 1839 661800 1840 664000 1841 666200 1842 668400 1843 670600 1844 672800 1845 675000 1846 677200 1847 679400 1848 681700 1849 683900 1850 686200 1851 688500 1852 690800 1853 693200 1854 695500 1855 697800 1856 700200 1857 702600 1858 705000 1859 707300 1860 709700 1861 712200 1862 714700 1863 717300 1864 720000 1865 722800 1866 725600 1867 728500 1868 731500 1869 734500 1870 737600 1871 740800 1872 744100 1873 747100 1874 750600 1875 754100 1876 757700 1877 761300 1878 765100 1879 769100 1880 773100 1881 777000 1882 781000 1883 785100 1884 789100 1885 793200 1886 797300 1887 801300 1888 805500 1889 809700 1890 813800 1891 818100 1892 822300 1893 826500 1894 830800 1895 835100 1896 839400 1897 843800 1898 848100 1899 852500 1900 856900 1901 861400 1902 865800 1903 870300 1904 874800 1905 879300 1906 883800 1907 888300 1908 892900 1909 897600 1910 902200 1911 906800 1912 911500 1913 917200 1914 923900 1915 931600 1916 939300 1917 947100 1918 954900 1919 962800 1920 970700 1921 978700 1922 986700 1923 994900 1924 1003000 1925 1011000 1926 1020000 1927 1028000 1928 1036000 1929 1048000 1930 1073000 1931 1098000 1932 1122000 1933 1147000 1934 1172000 1935 1197000 1936 1221000 1937 1246000 1938 1271000 1939 1295000 1940 1320000 1941 1345000 1942 1369000 1943 1394000 1944 1419000 1945 1443000 1946 1468000 1947 1493000 1948 1518000 1949 1542000 1950 1567000 1951 1586000 1952 1625000 1953 1666000 1954 1708000 1955 1752000 1956 1797000 1957 1844000 1958 1892000 1959 1940000 1960 1990000 1961 2041000 1962 2092000 1963 2143000 1964 2195000 1965 2246000 1966 2298000 1967 2349000 1968 2400000 1969 2453000 1970 2507000 1971 2565000 1972 2627000 1973 2693000 1974 2765000 1975 2843000 1976 2926000 1977 3014000 1978 3108000 1979 3206000 1980 3310000 1981 3421000 1982 3540000 1983 3664000 1984 3790000 1985 3913000 1986 4027000 1987 4128000 1988 4214000 1989 4283000 1990 4336000 1991 4374000 1992 4402000 1993 4425000 1994 4444000 1995 4457000 1996 4462000 1997 4457000 1998 4445000 1999 4429000 2000 4417000 2001 4417000 2002 4435000 2003 4475000 2004 4537000 2005 4619000 2006 4719000 2007 4828000 2008 4939000 2009 5045000 2010 5143000 2011 5229000 2012 5304000 2013 5366000 2014 5416000 2015 5451000