Year | Value | 2022 | 220,960,127 | 2021 | 222,624,659 | 2020 | 225,115,667 | 2019 | 228,346,425 | 2018 | 230,972,307 | 2017 | 233,145,978 | 2016 | 234,433,815 | 2015 | 233,181,667 | 2014 | 229,970,424 | 2013 | 226,321,469 | 2012 | 222,585,883 | 2011 | 218,708,126 | 2010 | 214,666,694 | 2009 | 210,721,223 | 2008 | 206,623,332 | 2007 | 201,790,745 | 2006 | 197,209,854 | 2005 | 193,873,279 | 2004 | 191,766,698 | 2003 | 191,283,844 | 2002 | 191,887,506 | 2001 | 192,544,584 | 2000 | 193,083,497 | 1999 | 193,010,634 | 1998 | 191,946,796 | 1997 | 189,517,027 | 1996 | 186,194,863 | 1995 | 183,023,556 | 1994 | 180,045,636 | 1993 | 177,883,201 | 1992 | 175,925,655 | 1991 | 171,111,550 | 1990 | 163,800,932 | 1989 | 156,469,132 | 1988 | 149,211,868 | 1987 | 143,861,043 | 1986 | 142,085,533 | 1985 | 141,960,457 | 1984 | 141,819,733 | 1983 | 140,505,678 | 1982 | 137,574,218 | 1981 | 133,891,538 | 1980 | 129,722,822 | 1979 | 124,906,892 | 1978 | 119,522,504 | 1977 | 113,617,015 | 1976 | 107,916,688 | 1975 | 102,352,824 | 1974 | 96,799,416 | 1973 | 92,115,884 | 1972 | 88,425,132 | 1971 | 85,892,490 | 1970 | 84,515,553 | 1969 | 84,026,841 | 1968 | 84,189,761 | 1967 | 84,573,624 | 1966 | 84,456,683 | 1965 | 83,829,642 | 1964 | 83,010,227 | 1963 | 81,919,492 | 1962 | 80,553,798 | 1961 | 79,179,799 | 1960 | 78,236,059 |
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