Year | Value | 2022 | 59,900,201 | 2021 | 63,768,579 | 2020 | 67,076,665 | 2019 | 69,586,203 | 2018 | 71,377,520 | 2017 | 72,307,465 | 2016 | 72,380,483 | 2015 | 72,217,021 | 2014 | 71,941,426 | 2013 | 71,461,676 | 2012 | 70,658,385 | 2011 | 69,718,057 | 2010 | 69,034,091 | 2009 | 68,258,932 | 2008 | 67,368,724 | 2007 | 66,670,856 | 2006 | 66,318,211 | 2005 | 66,386,874 | 2004 | 66,607,966 | 2003 | 66,901,576 | 2002 | 67,552,698 | 2001 | 68,529,736 | 2000 | 69,680,977 | 1999 | 71,155,256 | 1998 | 72,993,277 | 1997 | 75,011,848 | 1996 | 77,408,159 | 1995 | 81,144,966 | 1994 | 85,610,188 | 1993 | 89,435,757 | 1992 | 93,085,787 | 1991 | 96,070,153 | 1990 | 96,682,396 | 1989 | 95,534,484 | 1988 | 94,004,703 | 1987 | 92,480,575 | 1986 | 91,029,653 | 1985 | 89,613,165 | 1984 | 88,427,040 | 1983 | 87,220,986 | 1982 | 85,320,093 | 1981 | 83,590,957 | 1980 | 83,148,903 | 1979 | 83,899,507 | 1978 | 86,060,012 | 1977 | 89,108,812 | 1976 | 92,195,473 | 1975 | 95,230,337 | 1974 | 97,671,438 | 1973 | 99,065,173 | 1972 | 99,069,184 | 1971 | 98,123,680 | 1970 | 97,087,496 | 1969 | 96,157,944 | 1968 | 96,094,893 | 1967 | 96,160,210 | 1966 | 93,172,702 | 1965 | 87,649,811 | 1964 | 82,433,522 | 1963 | 77,305,845 | 1962 | 74,024,968 | 1961 | 75,232,303 | 1960 | 79,465,527 |
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