Year | Value | 2022 | 86,900,075 | 2021 | 85,641,212 | 2020 | 84,412,524 | 2019 | 83,327,190 | 2018 | 82,202,357 | 2017 | 80,377,599 | 2016 | 78,648,325 | 2015 | 78,135,841 | 2014 | 78,857,532 | 2013 | 81,052,320 | 2012 | 84,119,077 | 2011 | 87,191,037 | 2010 | 90,248,628 | 2009 | 92,660,157 | 2008 | 93,960,922 | 2007 | 93,859,969 | 2006 | 92,688,905 | 2005 | 91,389,711 | 2004 | 90,131,996 | 2003 | 89,528,724 | 2002 | 88,939,596 | 2001 | 85,525,035 | 2000 | 79,743,007 | 1999 | 73,952,826 | 1998 | 68,294,200 | 1997 | 64,674,647 | 1996 | 64,672,604 | 1995 | 66,359,733 | 1994 | 67,937,898 | 1993 | 68,327,102 | 1992 | 67,371,131 | 1991 | 65,916,821 | 1990 | 64,159,347 | 1989 | 61,954,295 | 1988 | 59,466,621 | 1987 | 56,513,124 | 1986 | 53,390,187 | 1985 | 50,293,147 | 1984 | 47,253,807 | 1983 | 44,733,081 | 1982 | 42,703,298 | 1981 | 41,397,930 | 1980 | 40,660,300 | 1979 | 40,020,799 | 1978 | 39,439,951 | 1977 | 39,048,764 | 1976 | 38,708,813 | 1975 | 38,482,300 | 1974 | 38,459,673 | 1973 | 38,438,037 | 1972 | 38,139,613 | 1971 | 37,498,531 | 1970 | 36,644,647 | 1969 | 35,809,875 | 1968 | 34,946,101 | 1967 | 34,120,636 | 1966 | 33,335,605 | 1965 | 32,601,316 | 1964 | 32,081,529 | 1963 | 31,598,645 | 1962 | 30,981,124 | 1961 | 30,530,351 | 1960 | 30,252,187 |
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