Year	Thousands of Persons
1955-01-01	1854.167
1956-01-01	1711
1957-01-01	1840.750
1958-01-01	3097.667
1959-01-01	2419.917
1960-01-01	2485.083
1961-01-01	2996.917
1962-01-01	2423.583
1963-01-01	2471.250
1964-01-01	2205.250
1965-01-01	1914.417
1966-01-01	1552.083
1967-01-01	1507.333
1968-01-01	1419.333
1969-01-01	1403.083
1970-01-01	2237.917
1971-01-01	2789.667
1972-01-01	2659.583
1973-01-01	2276
1974-01-01	2714.333
1975-01-01	4442.084
1976-01-01	4036.917
1977-01-01	3667.833
1978-01-01	3141.583
1979-01-01	3119.833
1980-01-01	4267.250
1981-01-01	4577.334
1982-01-01	6179.334
1983-01-01	6259.834
1984-01-01	4744.084
1985-01-01	4520.750
1986-01-01	4530.084
1987-01-01	4100.667
1988-01-01	3654.583
1989-01-01	3517.083
1990-01-01	3906.417
1991-01-01	4945.750
1992-01-01	5523.250
1993-01-01	5055.334
1994-01-01	4367.667
1995-01-01	3983.167
1996-01-01	3879.583
1997-01-01	3576.667
1998-01-01	3265.917
1999-01-01	3066
2000-01-01	2974.750
2001-01-01	3689.583
2002-01-01	4596.584
2003-01-01	4906.334
2004-01-01	4455.584
2005-01-01	4059.417
2006-01-01	3753.250
2007-01-01	3881.917
2008-01-01	5033.167
2009-01-01	8453.417
2010-01-01	8625.667
2011-01-01	7684.334