Year Thousands of Persons 1956-01-01 611.000 1957-01-01 621.000 1958-01-01 633.000 1959-01-01 642.000 1960-01-01 650.000 1961-01-01 661.000 1962-01-01 670.000 1963-01-01 683.000 1964-01-01 699.000 1965-01-01 717.000 1966-01-01 735.000 1967-01-01 748.000 1968-01-01 738.000 1969-01-01 751.000 1970-01-01 767.000 1971-01-01 766.000 1972-01-01 773.000 1973-01-01 796.000 1974-01-01 820.000 1975-01-01 831.000 1976-01-01 840.000 1977-01-01 845.000 1978-01-01 838.000 1979-01-01 837.000 1980-01-01 838.000 1981-01-01 831.000 1982-01-01 843.000 1983-01-01 826.000 1984-01-01 830.000 1985-01-01 849.000 1986-01-01 943.200 1987-01-01 936.175 1988-01-01 896.625 1989-01-01 869.800 1990-01-01 863.500 1991-01-01 842.925 1992-01-01 844.050 1993-01-01 862.900 1994-01-01 896.625 1995-01-01 939.850 1996-01-01 961.650 1997-01-01 966.525 1998-01-01 954.550 1999-01-01 963.050 2000-01-01 981.550 2001-01-01 1001.675 2002-01-01 1035.500 2003-01-01 1056.875 2004-01-01 1095.575 2005-01-01 1120.100 2006-01-01 1146.250 2007-01-01 1165.025 2008-01-01 1164.950 2009-01-01 1148.500 2010-01-01 1161.450 2011-01-01 1177.850