Year | Value | 2021 | 7,065,954 | 2020 | 4,940,183 | 2019 | 12,631,216 | 2018 | 11,501,244 | 2017 | 9,566,378 | 2016 | 8,242,114 | 2015 | 7,074,779 | 2014 | 6,274,582 | 2013 | 5,671,501 | 2012 | 5,001,121.8652456 | 2011 | 4,440,917.6908399 | 2010 | 3,347,022 | 2009 | 2,914,056 | 2008 | 2,715,017 | 2007 | 2,290,179 | 2006 | 1,720,306 | 2005 | 1,667,316 | 2004 | 1,403,293 | 2003 | 1,117,329 | 2002 | 1,103,184 | 2001 | 1,027,528 | 2000 | 944,595 | 1999 | 861,400 | 1998 | 789,900 | 1997 | 772,300 | 1996 | 743,000 | 1995 | 749,900 | 1994 | 716,400 | 1993 | 752,000 | 1992 | 756,400 | 1991 | 635,600 | 1990 | 620,300 | 1989 | 650,800 | 1988 | 592,600 | 1987 | 594,100 | 1986 | 527,500 | 1985 | 471,200 | 1984 | 398,800 | 1983 | 357,500 | 1982 | 335,300 | 1981 | 327,600 | 1980 | 242,900 | 1979 | 197,400 | 1978 | 185,800 | 1977 | 226,100 | 1976 | 288,000 | 1975 | 244,300 | 1974 | 268,700 | 1973 | 309,200 | 1972 | 288,500 | 1971 | 263,100 | 1970 | 231,600 |
|