Year | Value | 2022 | 27,815,001 | 2021 | 27,074,679 | 2020 | 26,309,934 | 2019 | 25,527,853 | 2018 | 24,751,497 | 2017 | 23,975,916 | 2016 | 23,196,775 | 2015 | 22,425,666 | 2014 | 21,662,947 | 2013 | 20,896,410 | 2012 | 20,148,504 | 2011 | 19,428,768 | 2010 | 18,737,369 | 2009 | 18,071,022 | 2008 | 17,414,602 | 2007 | 16,812,321 | 2006 | 16,257,600 | 2005 | 15,693,150 | 2004 | 15,145,288 | 2003 | 14,631,197 | 2002 | 14,132,474 | 2001 | 13,654,918 | 2000 | 13,210,669 | 1999 | 12,787,281 | 1998 | 12,378,642 | 1997 | 12,003,808 | 1996 | 11,694,893 | 1995 | 11,412,880 | 1994 | 11,068,455 | 1993 | 10,727,001 | 1992 | 10,432,876 | 1991 | 10,153,344 | 1990 | 9,899,851 | 1989 | 9,619,548 | 1988 | 9,343,760 | 1987 | 9,123,193 | 1986 | 8,928,510 | 1985 | 8,752,729 | 1984 | 8,599,717 | 1983 | 8,454,683 | 1982 | 8,276,449 | 1981 | 8,091,633 | 1980 | 7,911,530 | 1979 | 7,703,630 | 1978 | 7,488,924 | 1977 | 7,298,146 | 1976 | 7,136,873 | 1975 | 6,979,787 | 1974 | 6,819,237 | 1973 | 6,665,720 | 1972 | 6,524,549 | 1971 | 6,392,534 | 1970 | 6,264,740 | 1969 | 6,143,208 | 1968 | 6,024,753 | 1967 | 5,907,801 | 1966 | 5,793,555 | 1965 | 5,681,057 | 1964 | 5,570,503 | 1963 | 5,463,497 | 1962 | 5,360,260 | 1961 | 5,260,677 | 1960 | 5,165,777 |
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