Year	Millions of Persons
1960-01-01	2.12
1961-01-01	2.16
1962-01-01	2.19
1963-01-01	2.22
1964-01-01	2.26
1965-01-01	2.30
1966-01-01	2.34
1967-01-01	2.34
1968-01-01	2.36
1969-01-01	2.41
1970-01-01	2.44
1971-01-01	2.43
1972-01-01	2.48
1973-01-01	2.51
1974-01-01	2.49
1975-01-01	2.46
1976-01-01	2.50
1977-01-01	2.50
1978-01-01	2.51
1979-01-01	2.54
1980-01-01	2.52
1981-01-01	2.48
1982-01-01	2.49
1983-01-01	2.49
1984-01-01	2.52
1985-01-01	2.58
1986-01-01	2.64
1987-01-01	2.66
1988-01-01	2.64
1989-01-01	2.62
1990-01-01	2.61
1991-01-01	2.59
1992-01-01	2.56
1993-01-01	2.52
1994-01-01	2.51
1995-01-01	2.55
1996-01-01	2.58
1997-01-01	2.63
1998-01-01	2.67
1999-01-01	2.69
2000-01-01	2.71
2001-01-01	2.74
2002-01-01	2.75
2003-01-01	2.71
2004-01-01	2.70
2005-01-01	2.73
2006-01-01	2.78
2007-01-01	2.86
2008-01-01	2.90
2009-01-01	2.84
2010-01-01	2.78
2011-01-01	2.77