Year | Value | 2022 | 66,179,646 | 2021 | 65,687,810 | 2020 | 65,687,869 | 2019 | 65,878,040 | 2018 | 66,144,713 | 2017 | 66,726,729 | 2016 | 67,584,378 | 2015 | 68,639,680 | 2014 | 70,055,777 | 2013 | 71,881,020 | 2012 | 73,953,779 | 2011 | 76,452,598 | 2010 | 80,306,190 | 2009 | 84,891,748 | 2008 | 88,787,961 | 2007 | 92,403,366 | 2006 | 95,306,097 | 2005 | 95,732,575 | 2004 | 94,374,959 | 2003 | 92,785,331 | 2002 | 91,223,770 | 2001 | 89,651,252 | 2000 | 88,056,790 | 1999 | 86,633,959 | 1998 | 85,138,170 | 1997 | 82,987,436 | 1996 | 81,031,362 | 1995 | 80,341,819 | 1994 | 80,870,952 | 1993 | 82,800,107 | 1992 | 85,587,854 | 1991 | 88,394,154 | 1990 | 91,249,290 | 1989 | 93,563,495 | 1988 | 94,791,787 | 1987 | 94,711,938 | 1986 | 93,759,095 | 1985 | 92,804,447 | 1984 | 91,909,164 | 1983 | 91,755,881 | 1982 | 91,688,528 | 1981 | 88,719,635 | 1980 | 83,358,025 | 1979 | 78,022,093 | 1978 | 72,743,351 | 1977 | 69,502,175 | 1976 | 69,915,819 | 1975 | 72,025,258 | 1974 | 74,069,264 | 1973 | 74,822,511 | 1972 | 73,970,317 | 1971 | 72,482,347 | 1970 | 70,483,096 | 1969 | 67,825,840 | 1968 | 64,786,936 | 1967 | 61,178,363 | 1966 | 57,456,850 | 1965 | 53,724,617 | 1964 | 49,965,215 | 1963 | 46,829,391 | 1962 | 44,343,073 | 1961 | 42,958,166 | 1960 | 42,784,133 |
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