Year | Value | 2019 | 83,430,000 | 2018 | 82,319,724 | 2017 | 81,101,892 | 2016 | 79,821,724 | 2015 | 78,529,409 | 2014 | 77,231,907 | 2013 | 75,928,564 | 2012 | 74,653,016 | 2011 | 73,443,863 | 2010 | 72,326,988 | 2009 | 71,321,399 | 2008 | 70,418,604 | 2007 | 69,581,848 | 2006 | 68,756,810 | 2005 | 67,903,469 | 2004 | 67,010,930 | 2003 | 66,089,402 | 2002 | 65,145,367 | 2001 | 64,192,243 | 2000 | 63,240,194 | 1999 | 62,287,397 | 1998 | 61,329,676 | 1997 | 60,372,568 | 1996 | 59,423,282 | 1995 | 58,486,456 | 1994 | 57,564,204 | 1993 | 56,653,804 | 1992 | 55,748,948 | 1991 | 54,840,590 | 1990 | 53,921,760 | 1989 | 52,992,487 | 1988 | 52,053,765 | 1987 | 51,100,924 | 1986 | 50,128,541 | 1985 | 49,133,937 | 1984 | 48,114,155 | 1983 | 47,073,472 | 1982 | 46,025,411 | 1981 | 44,988,414 | 1980 | 43,975,971 | 1979 | 42,994,041 | 1978 | 42,039,992 | 1977 | 41,108,297 | 1976 | 40,189,567 |
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