Year | Value | 2022 | 91,597,945 | 2021 | 94,234,355 | 2020 | 94,441,298 | 2019 | 92,863,299 | 2018 | 91,035,136 | 2017 | 89,315,672 | 2016 | 87,666,327 | 2015 | 86,085,227 | 2014 | 84,746,641 | 2013 | 83,377,455 | 2012 | 81,335,055 | 2011 | 79,446,726 | 2010 | 78,779,378 | 2009 | 79,297,759 | 2008 | 81,192,174 | 2007 | 83,944,970 | 2006 | 86,770,962 | 2005 | 89,586,167 | 2004 | 91,800,786 | 2003 | 93,028,577 | 2002 | 92,943,918 | 2001 | 91,935,259 | 2000 | 90,918,113 | 1999 | 89,941,287 | 1998 | 89,658,310 | 1997 | 89,428,322 | 1996 | 86,355,698 | 1995 | 80,996,290 | 1994 | 75,730,505 | 1993 | 70,563,052 | 1992 | 67,407,488 | 1991 | 67,752,292 | 1990 | 69,738,693 | 1989 | 71,693,149 | 1988 | 72,373,520 | 1987 | 71,527,602 | 1986 | 70,111,733 | 1985 | 68,262,151 | 1984 | 65,747,976 | 1983 | 62,770,855 | 1982 | 59,235,873 | 1981 | 55,626,690 | 1980 | 52,005,030 | 1979 | 48,216,689 | 1978 | 44,943,685 | 1977 | 42,353,387 | 1976 | 40,756,767 | 1975 | 40,157,851 | 1974 | 40,281,008 | 1973 | 40,841,847 | 1972 | 41,515,203 | 1971 | 41,758,496 | 1970 | 41,622,198 | 1969 | 41,349,484 | 1968 | 40,883,300 | 1967 | 40,275,336 | 1966 | 39,549,571 | 1965 | 38,962,325 | 1964 | 38,691,022 | 1963 | 38,623,890 | 1962 | 38,443,127 | 1961 | 38,221,621 | 1960 | 38,061,936 |
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