| Year | Value | | 2022 | 11,285,869 | | 2021 | 11,148,278 | | 2020 | 10,928,721 | | 2019 | 10,698,683 | | 2018 | 10,459,865 | | 2017 | 10,215,381 | | 2016 | 9,964,656 | | 2015 | 9,494,246 | | 2014 | 8,658,026 | | 2013 | 7,694,814 | | 2012 | 7,211,863 | | 2011 | 7,109,980 | | 2010 | 6,931,258 | | 2009 | 6,780,493 | | 2008 | 6,632,873 | | 2007 | 6,473,457 | | 2006 | 6,075,548 | | 2005 | 5,678,534 | | 2004 | 5,532,423 | | 2003 | 5,396,117 | | 2002 | 5,275,532 | | 2001 | 5,163,310 | | 2000 | 5,056,174 | | 1999 | 4,950,775 | | 1998 | 4,844,403 | | 1997 | 4,733,665 | | 1996 | 4,608,676 | | 1995 | 4,458,195 | | 1994 | 4,278,166 | | 1993 | 4,075,759 | | 1992 | 3,866,887 | | 1991 | 3,666,379 | | 1990 | 3,480,587 | | 1989 | 3,310,954 | | 1988 | 3,157,177 | | 1987 | 3,014,694 | | 1986 | 2,879,799 | | 1985 | 2,751,492 | | 1984 | 2,629,939 | | 1983 | 2,514,785 | | 1982 | 2,406,349 | | 1981 | 2,306,655 | | 1980 | 2,216,903 | | 1979 | 2,138,078 | | 1978 | 2,069,104 | | 1977 | 2,005,418 | | 1976 | 1,945,141 | | 1975 | 1,886,636 | | 1974 | 1,827,584 | | 1973 | 1,767,414 | | 1972 | 1,704,787 | | 1971 | 1,636,320 | | 1970 | 1,557,374 | | 1969 | 1,466,428 | | 1968 | 1,366,644 | | 1967 | 1,265,680 | | 1966 | 1,172,770 | | 1965 | 1,093,474 | | 1964 | 1,029,447 | | 1963 | 978,607 | | 1962 | 934,615 | | 1961 | 891,848 | | 1960 | 847,936 |
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