Year | Value | 2022 | 4,250,456 | 2021 | 4,196,609 | 2020 | 4,137,983 | 2019 | 4,071,490 | 2018 | 3,999,318 | 2017 | 3,923,162 | 2016 | 3,844,155 | 2015 | 3,762,581 | 2014 | 3,678,801 | 2013 | 3,592,214 | 2012 | 3,502,521 | 2011 | 3,410,168 | 2010 | 3,315,819 | 2009 | 3,220,427 | 2008 | 3,123,883 | 2007 | 3,026,939 | 2006 | 2,930,529 | 2005 | 2,834,329 | 2004 | 2,738,293 | 2003 | 2,642,175 | 2002 | 2,545,843 | 2001 | 2,448,551 | 2000 | 2,349,793 | 1999 | 2,268,955 | 1998 | 2,188,299 | 1997 | 2,107,799 | 1996 | 2,028,003 | 1995 | 1,949,386 | 1994 | 1,872,035 | 1993 | 1,796,095 | 1992 | 1,721,827 | 1991 | 1,649,412 | 1990 | 1,579,221 | 1989 | 1,511,451 | 1988 | 1,446,014 | 1987 | 1,382,281 | 1986 | 1,320,063 | 1985 | 1,259,491 | 1984 | 1,200,941 | 1983 | 1,158,005 | 1982 | 1,117,318 | 1981 | 1,078,140 | 1980 | 1,040,540 | 1979 | 1,004,237 | 1978 | 969,262 | 1977 | 935,788 | 1976 | 903,822 | 1975 | 873,229 | 1974 | 843,918 | 1973 | 815,640 | 1972 | 783,549 | 1971 | 751,619 | 1970 | 720,511 | 1969 | 690,096 | 1968 | 660,399 | 1967 | 631,124 | 1966 | 602,116 | 1965 | 573,635 | 1964 | 545,786 | 1963 | 518,622 | 1962 | 497,839 | 1961 | 479,280 | 1960 | 461,162 |
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