Year | Value | 2022 | 105,414,436 | 2021 | 103,560,996 | 2020 | 101,711,682 | 2019 | 100,075,421 | 2018 | 98,378,985 | 2017 | 96,012,340 | 2016 | 93,808,956 | 2015 | 92,788,988 | 2014 | 92,915,777 | 2013 | 94,466,346 | 2012 | 96,910,792 | 2011 | 99,488,013 | 2010 | 102,167,049 | 2009 | 104,314,594 | 2008 | 105,477,656 | 2007 | 105,318,095 | 2006 | 104,247,413 | 2005 | 103,110,039 | 2004 | 101,946,375 | 2003 | 101,450,583 | 2002 | 100,999,738 | 2001 | 97,667,347 | 2000 | 91,879,867 | 1999 | 86,038,074 | 1998 | 80,194,228 | 1997 | 76,313,800 | 1996 | 75,984,878 | 1995 | 77,351,603 | 1994 | 78,721,571 | 1993 | 79,019,765 | 1992 | 77,917,137 | 1991 | 76,205,511 | 1990 | 74,095,878 | 1989 | 71,331,512 | 1988 | 68,128,286 | 1987 | 64,413,958 | 1986 | 60,695,801 | 1985 | 57,020,016 | 1984 | 53,248,990 | 1983 | 49,976,428 | 1982 | 47,390,742 | 1981 | 45,773,588 | 1980 | 45,091,837 | 1979 | 45,052,920 | 1978 | 45,407,891 | 1977 | 45,860,581 | 1976 | 45,902,454 | 1975 | 45,591,094 | 1974 | 45,142,217 | 1973 | 44,479,716 | 1972 | 43,667,155 | 1971 | 42,748,434 | 1970 | 41,963,556 | 1969 | 41,456,616 | 1968 | 41,109,830 | 1967 | 40,712,439 | 1966 | 40,194,279 | 1965 | 39,553,536 | 1964 | 38,893,825 | 1963 | 38,097,245 | 1962 | 37,023,723 | 1961 | 36,029,840 | 1960 | 35,170,779 |
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