Year	Millions of Persons
1960-01-01	4.43
1961-01-01	4.46
1962-01-01	4.49
1963-01-01	4.52
1964-01-01	4.55
1965-01-01	4.56
1966-01-01	4.58
1967-01-01	4.61
1968-01-01	4.63
1969-01-01	4.62
1970-01-01	4.61
1971-01-01	4.61
1972-01-01	4.64
1973-01-01	4.67
1974-01-01	4.69
1975-01-01	4.71
1976-01-01	4.73
1977-01-01	4.74
1978-01-01	4.75
1979-01-01	4.76
1980-01-01	4.78
1981-01-01	4.80
1982-01-01	4.83
1983-01-01	4.86
1984-01-01	4.88
1985-01-01	4.90
1986-01-01	4.92
1987-01-01	4.93
1988-01-01	4.95
1989-01-01	4.96
1990-01-01	4.99
1991-01-01	5.01
1992-01-01	5.04
1993-01-01	5.07
1994-01-01	5.09
1995-01-01	5.11
1996-01-01	5.12
1997-01-01	5.14
1998-01-01	5.15
1999-01-01	5.17
2000-01-01	5.18
2001-01-01	5.19
2002-01-01	5.20
2003-01-01	5.21
2004-01-01	5.23
2005-01-01	5.25
2006-01-01	5.27
2007-01-01	5.29
2008-01-01	5.31
2009-01-01	5.34
2010-01-01	5.36
2011-01-01	5.39