Year	Thousands of Persons
1964-01-01	29.5000
1965-01-01	30.7500
1966-01-01	37.5000
1967-01-01	44.5000
1968-01-01	41.2500
1969-01-01	41.5000
1970-01-01	40.0000
1971-01-01	50.2500
1972-01-01	74.7500
1973-01-01	63.7500
1974-01-01	76.0000
1975-01-01	149.7500
1976-01-01	156.5000
1977-01-01	186.0000
1978-01-01	222.2630
1979-01-01	214.0890
1980-01-01	213.4731
1981-01-01	205.7904
1982-01-01	275.2221
1983-01-01	424.7585
1984-01-01	384.5679
1985-01-01	355.9342
1986-01-01	351.7842
1987-01-01	361.0118
1988-01-01	321.0757
1989-01-01	276.4641
1990-01-01	332.2737
1991-01-01	489.5119
1992-01-01	566.1768
1993-01-01	574.0026
1994-01-01	505.5861
1995-01-01	453.4418
1996-01-01	456.0029
1997-01-01	454.0943
1998-01-01	422.9869
1999-01-01	377.8369
2000-01-01	346.6662
2001-01-01	379.9714
2002-01-01	359.4694
2003-01-01	328.9993
2004-01-01	298.6501
2005-01-01	283.3628
2006-01-01	275.9360
2007-01-01	245.0992
2008-01-01	246.6097
2009-01-01	362.4508
2010-01-01	330.8350
2011-01-01	321.8124