Year | Value | 2022 | 14,138,656 | 2021 | 13,660,792 | 2020 | 13,181,275 | 2019 | 12,713,920 | 2018 | 12,281,679 | 2017 | 11,904,466 | 2016 | 11,580,469 | 2015 | 11,259,772 | 2014 | 10,914,847 | 2013 | 10,597,761 | 2012 | 10,323,734 | 2011 | 10,063,335 | 2010 | 9,790,851 | 2009 | 9,504,473 | 2008 | 9,227,006 | 2007 | 8,953,282 | 2006 | 8,665,452 | 2005 | 8,376,434 | 2004 | 8,100,413 | 2003 | 7,822,420 | 2002 | 7,554,538 | 2001 | 7,309,456 | 2000 | 7,075,313 | 1999 | 6,844,954 | 1998 | 6,620,882 | 1997 | 6,409,360 | 1996 | 6,191,146 | 1995 | 5,956,687 | 1994 | 5,726,129 | 1993 | 5,507,791 | 1992 | 5,280,840 | 1991 | 5,036,171 | 1990 | 4,773,035 | 1989 | 4,500,879 | 1988 | 4,253,746 | 1987 | 4,036,039 | 1986 | 3,843,640 | 1985 | 3,688,724 | 1984 | 3,575,425 | 1983 | 3,500,143 | 1982 | 3,458,669 | 1981 | 3,413,204 | 1980 | 3,372,320 | 1979 | 3,356,201 | 1978 | 3,345,456 | 1977 | 3,326,586 | 1976 | 3,285,113 | 1975 | 3,236,132 | 1974 | 3,186,472 | 1973 | 3,127,904 | 1972 | 3,062,513 | 1971 | 2,997,482 | 1970 | 2,935,657 | 1969 | 2,874,752 | 1968 | 2,815,048 | 1967 | 2,755,502 | 1966 | 2,690,530 | 1965 | 2,616,050 | 1964 | 2,534,320 | 1963 | 2,448,681 | 1962 | 2,363,260 | 1961 | 2,286,184 | 1960 | 2,221,097 |
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