Year	Millions of Persons
1960-01-01	68.29
1961-01-01	68.32
1962-01-01	69.53
1963-01-01	70.50
1964-01-01	72.04
1965-01-01	73.81
1966-01-01	76.02
1967-01-01	77.82
1968-01-01	79.45
1969-01-01	81.41
1970-01-01	81.87
1971-01-01	82.18
1972-01-01	84.60
1973-01-01	87.39
1974-01-01	89.02
1975-01-01	88.03
1976-01-01	90.90
1977-01-01	94.15
1978-01-01	98.17
1979-01-01	100.91
1980-01-01	101.41
1981-01-01	102.54
1982-01-01	101.71
1983-01-01	103.03
1984-01-01	107.22
1985-01-01	109.38
1986-01-01	111.84
1987-01-01	114.70
1988-01-01	117.19
1989-01-01	119.55
1990-01-01	120.96
1991-01-01	119.84
1992-01-01	120.46
1993-01-01	122.08
1994-01-01	124.78
1995-01-01	126.52
1996-01-01	128.26
1997-01-01	131.07
1998-01-01	132.95
1999-01-01	134.95
2000-01-01	138.32
2001-01-01	138.41
2002-01-01	138.04
2003-01-01	139.41
2004-01-01	140.94
2005-01-01	143.38
2006-01-01	146.02
2007-01-01	147.63
2008-01-01	146.97
2009-01-01	141.53
2010-01-01	140.71
2011-01-01	141.50