Year | Value | 2022 | 83,060,164 | 2021 | 85,152,783 | 2020 | 84,941,361 | 2019 | 83,139,751 | 2018 | 81,232,903 | 2017 | 79,570,985 | 2016 | 78,099,814 | 2015 | 76,678,053 | 2014 | 75,470,266 | 2013 | 74,270,058 | 2012 | 72,383,778 | 2011 | 70,598,430 | 2010 | 70,056,354 | 2009 | 70,721,321 | 2008 | 72,806,239 | 2007 | 75,772,882 | 2006 | 78,810,217 | 2005 | 81,834,714 | 2004 | 84,232,218 | 2003 | 85,562,490 | 2002 | 85,496,923 | 2001 | 84,460,930 | 2000 | 83,335,394 | 1999 | 82,114,025 | 1998 | 81,454,183 | 1997 | 80,761,725 | 1996 | 77,141,634 | 1995 | 71,180,537 | 1994 | 65,374,404 | 1993 | 59,790,943 | 1992 | 56,326,555 | 1991 | 56,492,934 | 1990 | 58,396,569 | 1989 | 60,292,110 | 1988 | 61,024,164 | 1987 | 60,290,291 | 1986 | 58,960,854 | 1985 | 57,226,259 | 1984 | 54,853,623 | 1983 | 52,082,328 | 1982 | 48,872,062 | 1981 | 45,731,241 | 1980 | 42,923,735 | 1979 | 40,267,993 | 1978 | 38,099,778 | 1977 | 36,378,427 | 1976 | 35,183,043 | 1975 | 34,346,244 | 1974 | 33,717,480 | 1973 | 33,298,510 | 1972 | 33,057,136 | 1971 | 32,816,622 | 1970 | 32,646,575 | 1969 | 32,661,773 | 1968 | 32,692,748 | 1967 | 32,485,427 | 1966 | 31,960,775 | 1965 | 31,289,990 | 1964 | 30,670,433 | 1963 | 30,068,551 | 1962 | 29,454,372 | 1961 | 28,949,779 | 1960 | 28,649,144 |
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