Year Total 1800 145100 1801 145100 1802 145100 1803 145100 1804 145100 1805 145100 1806 145100 1807 145100 1808 145100 1809 145100 1810 145100 1811 145200 1812 145400 1813 145700 1814 146100 1815 146600 1816 147200 1817 148000 1818 148800 1819 149700 1820 150800 1821 151900 1822 153200 1823 154600 1824 156100 1825 157700 1826 159500 1827 161300 1828 163300 1829 165500 1830 167700 1831 170100 1832 172500 1833 175000 1834 177400 1835 180000 1836 182500 1837 185100 1838 187700 1839 190400 1840 193100 1841 195800 1842 198600 1843 201500 1844 204300 1845 207200 1846 210200 1847 213100 1848 216200 1849 219200 1850 222300 1851 225400 1852 228600 1853 231800 1854 235000 1855 238300 1856 241600 1857 244900 1858 248300 1859 251800 1860 255300 1861 258900 1862 262500 1863 266100 1864 269800 1865 273600 1866 277400 1867 281200 1868 285200 1869 289100 1870 293200 1871 297200 1872 301400 1873 305400 1874 309600 1875 313900 1876 318300 1877 322500 1878 327000 1879 331600 1880 336200 1881 340700 1882 345400 1883 350200 1884 354900 1885 359900 1886 364900 1887 369800 1888 375000 1889 380200 1890 385500 1891 390800 1892 396300 1893 401800 1894 407400 1895 413000 1896 418800 1897 424600 1898 430500 1899 436500 1900 442600 1901 448800 1902 454800 1903 461200 1904 467600 1905 474100 1906 480700 1907 487200 1908 493900 1909 500800 1910 507800 1911 514800 1912 521900 1913 529200 1914 536600 1915 544000 1916 551600 1917 559300 1918 567300 1919 575300 1920 583500 1921 591800 1922 600200 1923 608700 1924 617300 1925 626100 1926 635800 1927 644800 1928 654800 1929 665000 1930 677400 1931 689800 1932 702200 1933 714600 1934 727000 1935 739300 1936 751700 1937 764100 1938 776500 1939 788900 1940 801300 1941 813700 1942 826100 1943 838500 1944 850900 1945 863300 1946 875700 1947 888000 1948 900400 1949 912800 1950 925200 1951 927000 1952 931900 1953 939500 1954 949900 1955 962900 1956 978600 1957 996700 1958 1017000 1959 1040000 1960 1063000 1961 1088000 1962 1114000 1963 1140000 1964 1167000 1965 1195000 1966 1226000 1967 1259000 1968 1295000 1969 1334000 1970 1375000 1971 1415000 1972 1454000 1973 1492000 1974 1527000 1975 1561000 1976 1595000 1977 1630000 1978 1667000 1979 1708000 1980 1751000 1981 1797000 1982 1846000 1983 1896000 1984 1948000 1985 2002000 1986 2057000 1987 2114000 1988 2172000 1989 2232000 1990 2295000 1991 2361000 1992 2430000 1993 2502000 1994 2576000 1995 2647000 1996 2715000 1997 2777000 1998 2830000 1999 2875000 2000 2909000 2001 2934000 2002 2950000 2003 2961000 2004 2968000 2005 2974000 2006 2980000 2007 2989000 2008 3001000 2009 3017000 2010 3039000 2011 3064000 2012 3091000 2013 3120000 2014 3148000 2015 3176000