Year | Value | 2022 | 82,791,755 | 2021 | 85,832,599 | 2020 | 88,801,020 | 2019 | 91,032,662 | 2018 | 92,155,118 | 2017 | 91,949,805 | 2016 | 90,681,579 | 2015 | 89,308,865 | 2014 | 87,997,664 | 2013 | 87,307,796 | 2012 | 86,647,145 | 2011 | 83,251,687 | 2010 | 77,607,146 | 2009 | 72,030,199 | 2008 | 66,647,048 | 2007 | 63,273,027 | 2006 | 63,459,175 | 2005 | 65,304,458 | 2004 | 67,030,105 | 2003 | 67,568,480 | 2002 | 66,713,450 | 2001 | 65,296,194 | 2000 | 63,484,652 | 1999 | 61,139,688 | 1998 | 58,508,486 | 1997 | 55,413,404 | 1996 | 52,151,626 | 1995 | 48,927,278 | 1994 | 45,786,519 | 1993 | 43,186,764 | 1992 | 41,113,393 | 1991 | 39,771,060 | 1990 | 39,017,610 | 1989 | 38,402,750 | 1988 | 37,841,509 | 1987 | 37,448,699 | 1986 | 37,078,771 | 1985 | 36,822,626 | 1984 | 36,781,025 | 1983 | 36,743,419 | 1982 | 36,442,117 | 1981 | 35,830,539 | 1980 | 35,075,825 | 1979 | 34,271,293 | 1978 | 33,400,556 | 1977 | 32,563,915 | 1976 | 31,795,388 | 1975 | 31,071,229 | 1974 | 30,439,120 | 1973 | 29,766,228 | 1972 | 29,016,278 | 1971 | 28,371,551 | 1970 | 27,703,056 | 1969 | 26,936,685 | 1968 | 26,145,872 | 1967 | 25,523,681 | 1966 | 25,034,499 | 1965 | 24,562,863 | 1964 | 24,294,396 | 1963 | 24,231,246 | 1962 | 24,012,246 | 1961 | 23,669,849 | 1960 | 23,460,734 |
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