Year | Value | 2022 | 1,674,679 | 2021 | 1,678,942 | 2020 | 1,680,371 | 2019 | 1,671,069 | 2018 | 1,637,685 | 2017 | 1,584,597 | 2016 | 1,524,629 | 2015 | 1,460,151 | 2014 | 1,394,042 | 2013 | 1,330,537 | 2012 | 1,270,408 | 2011 | 1,222,497 | 2010 | 1,184,011 | 2009 | 1,131,872 | 2008 | 1,065,768 | 2007 | 999,042 | 2006 | 934,187 | 2005 | 883,007 | 2004 | 851,933 | 2003 | 828,904 | 2002 | 805,960 | 2001 | 784,479 | 2000 | 765,632 | 1999 | 748,319 | 1998 | 732,884 | 1997 | 720,388 | 1996 | 708,652 | 1995 | 697,430 | 1994 | 687,729 | 1993 | 676,911 | 1992 | 665,904 | 1991 | 653,775 | 1990 | 636,094 | 1989 | 614,546 | 1988 | 593,024 | 1987 | 574,199 | 1986 | 556,048 | 1985 | 537,238 | 1984 | 519,520 | 1983 | 503,121 | 1982 | 486,501 | 1981 | 470,168 | 1980 | 452,956 | 1979 | 433,253 | 1978 | 414,002 | 1977 | 396,901 | 1976 | 381,398 | 1975 | 368,394 | 1974 | 358,021 | 1973 | 350,899 | 1972 | 346,103 | 1971 | 341,783 | 1970 | 337,774 | 1969 | 333,623 | 1968 | 327,918 | 1967 | 321,502 | 1966 | 316,656 | 1965 | 313,771 | 1964 | 311,447 | 1963 | 308,662 | 1962 | 304,976 | 1961 | 300,284 | 1960 | 294,468 |
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