Year Total 1800 328700 1801 334200 1802 339800 1803 345000 1804 350700 1805 356600 1806 362500 1807 368000 1808 374100 1809 380400 1810 389300 1811 396000 1812 402600 1813 410100 1814 418000 1815 426200 1816 434200 1817 443100 1818 452300 1819 461900 1820 572000 1821 584400 1822 597400 1823 611000 1824 625200 1825 639900 1826 655200 1827 670900 1828 687200 1829 703900 1830 721200 1831 739400 1832 758200 1833 777700 1834 797600 1835 818200 1836 839300 1837 861000 1838 883300 1839 906100 1840 929400 1841 950000 1842 971200 1843 993200 1844 1016000 1845 1038000 1846 1062000 1847 1086000 1848 1110000 1849 1135000 1850 1160000 1851 1186000 1852 1211000 1853 1237000 1854 1263000 1855 1288000 1856 1314000 1857 1339000 1858 1364000 1859 1390000 1860 1415000 1861 1445000 1862 1475000 1863 1505000 1864 1535000 1865 1565000 1866 1595000 1867 1625000 1868 1656000 1869 1686000 1870 1717000 1871 1747000 1872 1779000 1873 1807000 1874 1840000 1875 1872000 1876 1905000 1877 1936000 1878 1970000 1879 2005000 1880 2040000 1881 2065000 1882 2092000 1883 2120000 1884 2145000 1885 2172000 1886 2199000 1887 2226000 1888 2251000 1889 2276000 1890 2300000 1891 2324000 1892 2346000 1893 2367000 1894 2388000 1895 2407000 1896 2426000 1897 2446000 1898 2464000 1899 2482000 1900 2501000 1901 2528000 1902 2553000 1903 2581000 1904 2610000 1905 2639000 1906 2670000 1907 2696000 1908 2727000 1909 2756000 1910 2816000 1911 2850000 1912 2889000 1913 2913000 1914 3006000 1915 3014000 1916 3016000 1917 2993000 1918 2991000 1919 2795000 1920 3004000 1921 3095000 1922 2934000 1923 2961000 1924 3023000 1925 2954000 1926 2888000 1927 2842000 1928 2718000 1929 2625000 1930 2678000 1931 2732000 1932 2785000 1933 2838000 1934 2892000 1935 2945000 1936 2999000 1937 3052000 1938 3105000 1939 3159000 1940 3212000 1941 3265000 1942 3319000 1943 3372000 1944 3426000 1945 3479000 1946 3532000 1947 3586000 1948 3639000 1949 3692000 1950 3746000 1951 3820000 1952 3958000 1953 4080000 1954 4183000 1955 4270000 1956 4337000 1957 4386000 1958 4416000 1959 4424000 1960 4408000 1961 4368000 1962 4302000 1963 4215000 1964 4109000 1965 3992000 1966 3870000 1967 3751000 1968 3640000 1969 3543000 1970 3463000 1971 3400000 1972 3352000 1973 3316000 1974 3293000 1975 3283000 1976 3289000 1977 3311000 1978 3346000 1979 3394000 1980 3450000 1981 3513000 1982 3579000 1983 3644000 1984 3706000 1985 3764000 1986 3817000 1987 3867000 1988 3912000 1989 3953000 1990 3986000 1991 4008000 1992 4018000 1993 4018000 1994 4008000 1995 3994000 1996 3981000 1997 3973000 1998 3973000 1999 3983000 2000 4004000 2001 4036000 2002 4073000 2003 4111000 2004 4147000 2005 4174000 2006 4187000 2007 4183000 2008 4164000 2009 4132000 2010 4092000 2011 4054000 2012 4024000 2013 4008000 2014 4008000 2015 4025000