Year	Thousands of Persons
1955-01-01	245.4167
1956-01-01	197.0833
1957-01-01	277.5000
1958-01-01	431.5000
1959-01-01	371.5833
1960-01-01	445.8333
1961-01-01	466.4167
1962-01-01	390.5000
1963-01-01	373.5833
1964-01-01	324.4167
1965-01-01	279.8333
1966-01-01	251.4167
1967-01-01	296.0000
1968-01-01	358.0000
1969-01-01	362.0833
1970-01-01	475.8333
1971-01-01	535.1667
1972-01-01	552.9167
1973-01-01	514.7500
1974-01-01	514.3333
1975-01-01	689.6667
1976-01-01	743.8000
1977-01-01	868.0583
1978-01-01	934.2667
1979-01-01	868.1833
1980-01-01	895.3167
1981-01-01	930.7917
1982-01-01	1358.1420
1983-01-01	1505.6080
1984-01-01	1446.1750
1985-01-01	1385.1000
1986-01-01	1285.4670
1987-01-01	1193.0000
1988-01-01	1069.5250
1989-01-01	1060.8170
1990-01-01	1158.2420
1991-01-01	1478.9670
1992-01-01	1605.2250
1993-01-01	1642.2670
1994-01-01	1514.9750
1995-01-01	1393.8420
1996-01-01	1428.3830
1997-01-01	1372.4080
1998-01-01	1267.8420
1999-01-01	1181.7250
2000-01-01	1081.7830
2001-01-01	1163.9750
2002-01-01	1271.2580
2003-01-01	1285.1250
2004-01-01	1232.5170
2005-01-01	1168.7420
2006-01-01	1106.4580
2007-01-01	1078.6500
2008-01-01	1116.5000
2009-01-01	1515.9830
2010-01-01	1484.0920
2011-01-01	1393.1330