Year | Value | 2021 | 33,549,828 | 2020 | 37,523,686.817 | 2019 | 91,323,153 | 2018 | 115,154,100.909 | 2017 | 108,393,123 | 2016 | 99,274,010 | 2015 | 90,095,131 | 2014 | 85,215,879.509739 | 2013 | 81,721,356 | 2012 | 79,405,799.80957 | 2011 | 70,912,258.109048 | 2010 | 59,384,361.605798 | 2009 | 27,421,235 | 2008 | 29,766,093 | 2007 | 30,405,918 | 2006 | 29,867,483 | 2005 | 26,835,524 | 2004 | 26,780,550 | 2003 | 12,221,066 | 2002 | 12,113,452 | 2001 | 12,453,812 | 2000 | 9,916,365 | 1999 | 8,046,800 | 1998 | 12,613,600 | 1997 | 12,650,200 | 1996 | 17,138,800 | 1995 | 15,977,200 | 1994 | 13,924,500 | 1993 | 12,009,000 | 1992 | 11,176,800 | 1991 | 10,401,800 | 1990 | 9,223,100 | 1989 | 8,983,400 | 1988 | 8,823,700 | 1987 | 7,568,900 | 1986 | 7,115,400 | 1985 | 6,468,100 | 1984 | 6,494,300 | 1983 | 5,567,500 | 1982 | 6,028,700 | 1981 | 6,098,100 | 1980 | 5,059,100 | 1979 | 4,656,100 | 1978 | 4,431,100 | 1977 | 3,781,300 | 1976 | 3,103,200 | 1975 | 2,527,500 | 1974 | 2,219,700 | 1973 | 1,787,400 | 1972 | 1,286,800 | 1971 | 994,500 | 1970 | 826,400 |
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