Year | Value | 2022 | 63,651,428 | 2021 | 63,115,038 | 2020 | 62,986,689 | 2019 | 63,052,354 | 2018 | 63,192,020 | 2017 | 63,610,466 | 2016 | 64,246,733 | 2015 | 64,980,066 | 2014 | 65,988,025 | 2013 | 67,373,224 | 2012 | 68,922,536 | 2011 | 70,782,943 | 2010 | 73,938,996 | 2009 | 77,821,360 | 2008 | 81,047,213 | 2007 | 83,985,041 | 2006 | 86,254,757 | 2005 | 86,198,800 | 2004 | 84,513,399 | 2003 | 82,709,068 | 2002 | 81,117,675 | 2001 | 79,710,226 | 2000 | 78,308,531 | 1999 | 77,022,866 | 1998 | 75,680,966 | 1997 | 73,654,740 | 1996 | 71,770,125 | 1995 | 71,123,162 | 1994 | 71,670,548 | 1993 | 73,645,382 | 1992 | 76,495,640 | 1991 | 79,395,752 | 1990 | 82,362,289 | 1989 | 84,756,810 | 1988 | 86,021,470 | 1987 | 85,918,797 | 1986 | 84,909,314 | 1985 | 83,836,753 | 1984 | 82,718,108 | 1983 | 82,227,001 | 1982 | 81,760,030 | 1981 | 78,345,264 | 1980 | 72,512,064 | 1979 | 66,785,668 | 1978 | 61,186,711 | 1977 | 57,702,123 | 1976 | 58,009,069 | 1975 | 60,062,390 | 1974 | 62,012,531 | 1973 | 62,775,733 | 1972 | 62,057,992 | 1971 | 60,696,420 | 1970 | 58,847,723 | 1969 | 56,356,420 | 1968 | 53,498,345 | 1967 | 50,173,258 | 1966 | 46,865,832 | 1965 | 43,904,248 | 1964 | 41,287,840 | 1963 | 39,294,933 | 1962 | 37,696,224 | 1961 | 36,691,400 | 1960 | 36,246,156 |
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