Year Thousands of Persons 1956-01-01 611.000 1957-01-01 621.000 1958-01-01 633.000 1959-01-01 643.000 1960-01-01 651.000 1961-01-01 661.000 1962-01-01 671.000 1963-01-01 684.000 1964-01-01 700.000 1965-01-01 718.000 1966-01-01 735.000 1967-01-01 749.000 1968-01-01 745.000 1969-01-01 753.000 1970-01-01 768.000 1971-01-01 767.000 1972-01-01 777.000 1973-01-01 797.000 1974-01-01 820.000 1975-01-01 833.000 1976-01-01 843.000 1977-01-01 847.000 1978-01-01 850.000 1979-01-01 852.000 1980-01-01 855.000 1981-01-01 860.000 1982-01-01 869.000 1983-01-01 872.000 1984-01-01 877.000 1985-01-01 883.000 1986-01-01 979.000 1987-01-01 975.450 1988-01-01 951.775 1989-01-01 939.775 1990-01-01 942.475 1991-01-01 949.675 1992-01-01 952.200 1993-01-01 963.175 1994-01-01 982.975 1995-01-01 1004.575 1996-01-01 1026.500 1997-01-01 1037.475 1998-01-01 1035.375 1999-01-01 1039.075 2000-01-01 1047.275 2001-01-01 1059.700 2002-01-01 1091.675 2003-01-01 1106.150 2004-01-01 1136.200 2005-01-01 1160.975 2006-01-01 1188.550 2007-01-01 1206.075 2008-01-01 1214.775 2009-01-01 1223.475 2010-01-01 1238.700 2011-01-01 1257.425