Year | Value | 2022 | 62,194,954 | 2021 | 61,856,137 | 2020 | 61,587,451 | 2019 | 61,187,228 | 2018 | 60,685,164 | 2017 | 60,126,616 | 2016 | 59,489,629 | 2015 | 58,824,776 | 2014 | 58,145,362 | 2013 | 57,427,865 | 2012 | 56,674,115 | 2011 | 55,882,073 | 2010 | 55,086,407 | 2009 | 54,363,696 | 2008 | 53,699,298 | 2007 | 53,024,314 | 2006 | 52,329,698 | 2005 | 51,619,299 | 2004 | 50,881,240 | 2003 | 50,132,595 | 2002 | 49,386,357 | 2001 | 48,635,540 | 2000 | 47,900,060 | 1999 | 47,168,279 | 1998 | 46,420,593 | 1997 | 45,665,366 | 1996 | 44,906,205 | 1995 | 44,138,340 | 1994 | 43,350,041 | 1993 | 42,556,060 | 1992 | 41,768,175 | 1991 | 40,987,927 | 1990 | 40,210,868 | 1989 | 39,504,800 | 1988 | 38,872,789 | 1987 | 38,242,134 | 1986 | 37,616,624 | 1985 | 36,978,770 | 1984 | 36,325,315 | 1983 | 35,658,215 | 1982 | 34,984,213 | 1981 | 34,310,921 | 1980 | 33,584,396 | 1979 | 32,755,872 | 1978 | 31,868,013 | 1977 | 30,970,506 | 1976 | 30,106,460 | 1975 | 29,272,233 | 1974 | 28,439,513 | 1973 | 27,618,239 | 1972 | 26,811,805 | 1971 | 26,026,688 | 1970 | 25,242,786 | 1969 | 24,455,874 | 1968 | 23,683,883 | 1967 | 22,927,082 | 1966 | 22,188,685 | 1965 | 21,467,510 | 1964 | 20,765,815 | 1963 | 20,090,731 | 1962 | 19,442,648 | 1961 | 18,822,518 | 1960 | 18,239,142 |
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