Year | Value | 2022 | 681,564 | 2021 | 667,824 | 2020 | 650,226 | 2019 | 637,777 | 2018 | 631,180 | 2017 | 624,224 | 2016 | 615,263 | 2015 | 606,620 | 2014 | 599,438 | 2013 | 592,562 | 2012 | 585,713 | 2011 | 578,837 | 2010 | 571,076 | 2009 | 562,254 | 2008 | 553,490 | 2007 | 545,417 | 2006 | 537,985 | 2005 | 531,430 | 2004 | 525,904 | 2003 | 520,753 | 2002 | 515,117 | 2001 | 509,711 | 2000 | 504,359 | 1999 | 497,556 | 1998 | 490,801 | 1997 | 483,624 | 1996 | 473,767 | 1995 | 462,548 | 1994 | 451,417 | 1993 | 439,752 | 1992 | 427,481 | 1991 | 417,146 | 1990 | 408,369 | 1989 | 396,969 | 1988 | 383,181 | 1987 | 369,647 | 1986 | 356,520 | 1985 | 344,268 | 1984 | 335,088 | 1983 | 327,981 | 1982 | 320,580 | 1981 | 313,257 | 1980 | 305,904 | 1979 | 298,762 | 1978 | 292,120 | 1977 | 285,885 | 1976 | 280,235 | 1975 | 274,969 | 1974 | 269,749 | 1973 | 264,613 | 1972 | 259,563 | 1971 | 254,692 | 1970 | 249,920 | 1969 | 245,236 | 1968 | 240,753 | 1967 | 236,402 | 1966 | 232,138 | 1965 | 227,907 | 1964 | 223,663 | 1963 | 219,425 | 1962 | 215,163 | 1961 | 210,927 | 1960 | 206,810 |
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