Year	Thousands of Persons
1955-01-01	41945.83
1956-01-01	42683.33
1957-01-01	43625.83
1958-01-01	43874.17
1959-01-01	44333.33
1960-01-01	45103.33
1961-01-01	45623.33
1962-01-01	46140.00
1963-01-01	46524.17
1964-01-01	47095.00
1965-01-01	47869.17
1966-01-01	48908.33
1967-01-01	49827.50
1968-01-01	50610.00
1969-01-01	50978.33
1970-01-01	51535.83
1971-01-01	51860.83
1972-01-01	52180.83
1973-01-01	53258.33
1974-01-01	53102.50
1975-01-01	53226.67
1976-01-01	53783.33
1977-01-01	54516.67
1978-01-01	55316.67
1979-01-01	55961.67
1980-01-01	56499.17
1981-01-01	57074.17
1982-01-01	57741.67
1983-01-01	58885.83
1984-01-01	59270.83
1985-01-01	59634.17
1986-01-01	60201.67
1987-01-01	60835.83
1988-01-01	61660.00
1989-01-01	62697.50
1990-01-01	63835.83
1991-01-01	65053.33
1992-01-01	65784.17
1993-01-01	66153.33
1994-01-01	66449.17
1995-01-01	66664.17
1996-01-01	67107.50
1997-01-01	67869.17
1998-01-01	67929.17
1999-01-01	67794.17
2000-01-01	67662.50
2001-01-01	67518.34
2002-01-01	66890.00
2003-01-01	66663.33
2004-01-01	66420.83
2005-01-01	66502.50
2006-01-01	66570.00
2007-01-01	66688.33
2008-01-01	66499.17
2009-01-01	66172.50
2010-01-01	65902.50
2011-01-01	64028.33