| Year | Value | | 2022 | 1,528,155 | | 2021 | 1,648,939 | | 2020 | 1,685,936 | | 2019 | 1,719,734 | | 2018 | 1,755,697 | | 2017 | 1,792,408 | | 2016 | 1,829,783 | | 2015 | 1,866,995 | | 2014 | 1,903,435 | | 2013 | 1,938,841 | | 2012 | 1,974,416 | | 2011 | 2,010,650 | | 2010 | 2,048,433 | | 2009 | 2,087,198 | | 2008 | 2,126,239 | | 2007 | 2,167,172 | | 2006 | 2,209,465 | | 2005 | 2,252,963 | | 2004 | 2,297,078 | | 2003 | 2,342,006 | | 2002 | 2,388,453 | | 2001 | 2,469,539 | | 2000 | 2,541,005 | | 1999 | 2,571,814 | | 1998 | 2,604,686 | | 1997 | 2,640,661 | | 1996 | 2,675,519 | | 1995 | 2,708,267 | | 1994 | 2,739,354 | | 1993 | 2,767,905 | | 1992 | 2,813,472 | | 1991 | 2,873,111 | | 1990 | 2,931,350 | | 1989 | 3,015,064 | | 1988 | 3,081,354 | | 1987 | 3,108,935 | | 1986 | 3,135,449 | | 1985 | 3,172,930 | | 1984 | 3,216,973 | | 1983 | 3,253,796 | | 1982 | 3,290,185 | | 1981 | 3,325,011 | | 1980 | 3,358,522 | | 1979 | 3,423,053 | | 1978 | 3,496,879 | | 1977 | 3,572,033 | | 1976 | 3,632,541 | | 1975 | 3,700,908 | | 1974 | 3,773,605 | | 1973 | 3,838,830 | | 1972 | 3,909,118 | | 1971 | 3,981,375 | | 1970 | 4,049,527 | | 1969 | 4,129,877 | | 1968 | 4,204,219 | | 1967 | 4,279,849 | | 1966 | 4,357,529 | | 1965 | 4,450,351 | | 1964 | 4,561,889 | | 1963 | 4,666,744 | | 1962 | 4,768,184 | | 1961 | 4,862,618 | | 1960 | 4,948,578 |
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