Year | Value | 2022 | 1,948,757 | 2021 | 1,801,278 | 2020 | 1,654,462 | 2019 | 1,527,889 | 2018 | 1,445,527 | 2017 | 1,415,660 | 2016 | 1,450,058 | 2015 | 1,500,449 | 2014 | 1,539,014 | 2013 | 1,588,425 | 2012 | 1,627,296 | 2011 | 1,642,468 | 2010 | 1,633,835 | 2009 | 1,603,629 | 2008 | 1,553,557 | 2007 | 1,487,370 | 2006 | 1,409,373 | 2005 | 1,322,373 | 2004 | 1,230,086 | 2003 | 1,140,249 | 2002 | 1,058,981 | 2001 | 990,455 | 2000 | 940,614 | 1999 | 912,779 | 1998 | 903,471 | 1997 | 905,206 | 1996 | 924,394 | 1995 | 955,492 | 1994 | 976,759 | 1993 | 992,084 | 1992 | 1,002,452 | 1991 | 990,253 | 1990 | 960,851 | 1989 | 929,405 | 1988 | 892,778 | 1987 | 853,575 | 1986 | 816,899 | 1985 | 799,619 | 1984 | 794,707 | 1983 | 781,920 | 1982 | 764,781 | 1981 | 744,197 | 1980 | 716,279 | 1979 | 683,158 | 1978 | 653,161 | 1977 | 625,995 | 1976 | 603,721 | 1975 | 584,882 | 1974 | 567,028 | 1973 | 550,849 | 1972 | 536,323 | 1971 | 523,665 | 1970 | 514,159 | 1969 | 507,102 | 1968 | 500,346 | 1967 | 493,677 | 1966 | 486,862 | 1965 | 479,785 | 1964 | 472,557 | 1963 | 465,376 | 1962 | 458,342 | 1961 | 451,411 | 1960 | 446,790 |
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