Year Thousands of Persons 1956-01-01 2500 1957-01-01 2505 1958-01-01 2629 1959-01-01 2637 1960-01-01 2706 1961-01-01 2810 1962-01-01 2916 1963-01-01 2975 1964-01-01 3046 1965-01-01 3025 1966-01-01 3014 1967-01-01 3030 1968-01-01 3048 1969-01-01 3098 1970-01-01 3143 1971-01-01 3199 1972-01-01 3243 1973-01-01 3277 1974-01-01 3274 1975-01-01 3129 1976-01-01 3044 1977-01-01 3047 1978-01-01 3077 1979-01-01 3109 1980-01-01 3172 1981-01-01 3246 1982-01-01 3270 1983-01-01 3286 1984-01-01 3323 1985-01-01 3382 1986-01-01 3456 1987-01-01 3540 1988-01-01 3629 1989-01-01 3721 1990-01-01 3841 1991-01-01 4139.644 1992-01-01 4182.248 1993-01-01 4176.420 1994-01-01 4150.359 1995-01-01 4126.651 1996-01-01 4136.888 1997-01-01 4154.138 1998-01-01 4182.622 1999-01-01 4193.130 2000-01-01 4223.014 2001-01-01 4279.334 2002-01-01 4337.291 2003-01-01 4367.844 2004-01-01 4392.146 2005-01-01 4424.573 2006-01-01 4497.866 2007-01-01 4597.577 2008-01-01 4697.734 2009-01-01 4761.867 2010-01-01 4803.477 2011-01-01 4898.394