Year | Value | 2022 | 4,246,628 | 2021 | 4,138,227 | 2020 | 4,048,311 | 2019 | 3,953,477 | 2018 | 3,850,731 | 2017 | 3,735,376 | 2016 | 3,592,317 | 2015 | 3,435,406 | 2014 | 3,301,656 | 2013 | 3,189,454 | 2012 | 3,086,168 | 2011 | 2,986,760 | 2010 | 2,887,036 | 2009 | 2,790,798 | 2008 | 2,691,333 | 2007 | 2,585,934 | 2006 | 2,478,379 | 2005 | 2,374,434 | 2004 | 2,276,858 | 2003 | 2,188,734 | 2002 | 2,107,207 | 2001 | 2,027,856 | 2000 | 1,958,286 | 1999 | 1,905,808 | 1998 | 1,868,471 | 1997 | 1,860,642 | 1996 | 1,890,182 | 1995 | 1,907,996 | 1994 | 1,826,774 | 1993 | 1,717,296 | 1992 | 1,664,969 | 1991 | 1,617,946 | 1990 | 1,559,223 | 1989 | 1,500,356 | 1988 | 1,446,554 | 1987 | 1,394,431 | 1986 | 1,345,343 | 1985 | 1,300,513 | 1984 | 1,255,003 | 1983 | 1,212,971 | 1982 | 1,178,520 | 1981 | 1,145,786 | 1980 | 1,113,758 | 1979 | 1,075,032 | 1978 | 1,026,073 | 1977 | 987,595 | 1976 | 964,302 | 1975 | 941,372 | 1974 | 918,266 | 1973 | 898,866 | 1972 | 886,423 | 1971 | 879,166 | 1970 | 871,529 | 1969 | 861,269 | 1968 | 846,152 | 1967 | 823,478 | 1966 | 796,795 | 1965 | 770,033 | 1964 | 745,039 | 1963 | 721,798 | 1962 | 699,637 | 1961 | 678,519 | 1960 | 657,788 |
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