Year | Value | 2022 | 90,273,616 | 2021 | 92,400,083 | 2020 | 92,278,504 | 2019 | 90,582,834 | 2018 | 88,802,998 | 2017 | 87,294,877 | 2016 | 85,992,387 | 2015 | 84,733,645 | 2014 | 83,660,238 | 2013 | 82,550,619 | 2012 | 80,742,524 | 2011 | 79,055,100 | 2010 | 78,640,678 | 2009 | 79,453,155 | 2008 | 81,712,903 | 2007 | 84,843,458 | 2006 | 88,024,259 | 2005 | 91,145,353 | 2004 | 93,561,715 | 2003 | 94,825,446 | 2002 | 94,666,553 | 2001 | 93,424,669 | 2000 | 92,085,207 | 1999 | 90,775,913 | 1998 | 90,052,271 | 1997 | 89,282,051 | 1996 | 85,682,434 | 1995 | 79,749,948 | 1994 | 73,891,211 | 1993 | 68,244,927 | 1992 | 64,679,931 | 1991 | 64,722,551 | 1990 | 66,526,274 | 1989 | 68,326,342 | 1988 | 68,931,115 | 1987 | 68,140,420 | 1986 | 66,821,876 | 1985 | 65,109,530 | 1984 | 62,870,438 | 1983 | 60,346,843 | 1982 | 57,339,191 | 1981 | 54,167,573 | 1980 | 51,078,784 | 1979 | 48,061,571 | 1978 | 45,522,970 | 1977 | 43,462,645 | 1976 | 42,142,939 | 1975 | 41,376,545 | 1974 | 40,697,550 | 1973 | 40,105,693 | 1972 | 39,707,190 | 1971 | 39,318,276 | 1970 | 38,994,511 | 1969 | 38,964,432 | 1968 | 38,968,865 | 1967 | 38,711,045 | 1966 | 38,106,093 | 1965 | 37,329,400 | 1964 | 36,608,203 | 1963 | 35,908,965 | 1962 | 35,186,228 | 1961 | 34,574,362 | 1960 | 34,183,472 |
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