Year | Value | 2022 | 109,223,834 | 2021 | 111,675,130 | 2020 | 111,612,492 | 2019 | 109,787,068 | 2018 | 107,714,964 | 2017 | 105,773,548 | 2016 | 103,936,231 | 2015 | 102,136,696 | 2014 | 100,529,409 | 2013 | 98,884,984 | 2012 | 96,547,306 | 2011 | 94,389,866 | 2010 | 93,470,884 | 2009 | 93,738,659 | 2008 | 95,434,395 | 2007 | 98,054,529 | 2006 | 100,833,254 | 2005 | 103,602,831 | 2004 | 105,736,814 | 2003 | 106,880,801 | 2002 | 106,653,755 | 2001 | 105,453,627 | 2000 | 104,242,517 | 1999 | 103,014,788 | 1998 | 102,396,029 | 1997 | 101,764,834 | 1996 | 98,229,031 | 1995 | 92,269,010 | 1994 | 86,332,337 | 1993 | 80,468,705 | 1992 | 76,636,193 | 1991 | 76,383,236 | 1990 | 77,878,325 | 1989 | 79,417,395 | 1988 | 79,904,268 | 1987 | 78,893,101 | 1986 | 77,233,506 | 1985 | 75,071,994 | 1984 | 72,209,266 | 1983 | 68,911,807 | 1982 | 65,161,769 | 1981 | 61,443,863 | 1980 | 57,822,435 | 1979 | 54,106,144 | 1978 | 50,830,689 | 1977 | 48,199,289 | 1976 | 46,546,565 | 1975 | 45,820,937 | 1974 | 45,755,133 | 1973 | 46,109,049 | 1972 | 46,559,167 | 1971 | 46,583,739 | 1970 | 46,252,722 | 1969 | 45,815,391 | 1968 | 45,206,661 | 1967 | 44,467,982 | 1966 | 43,622,180 | 1965 | 42,903,795 | 1964 | 42,483,301 | 1963 | 42,273,854 | 1962 | 41,965,660 | 1961 | 41,613,871 | 1960 | 41,304,578 |
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