Year | Value | 2022 | 1,554,722 | 2021 | 1,507,215 | 2020 | 1,456,927 | 2019 | 1,407,295 | 2018 | 1,360,330 | 2017 | 1,313,734 | 2016 | 1,267,062 | 2015 | 1,223,726 | 2014 | 1,184,130 | 2013 | 1,145,951 | 2012 | 1,109,804 | 2011 | 1,075,895 | 2010 | 1,043,235 | 2009 | 1,011,992 | 2008 | 982,003 | 2007 | 951,818 | 2006 | 922,576 | 2005 | 897,102 | 2004 | 874,258 | 2003 | 853,897 | 2002 | 837,644 | 2001 | 824,688 | 2000 | 813,005 | 1999 | 801,855 | 1998 | 790,315 | 1997 | 776,007 | 1996 | 754,855 | 1995 | 727,348 | 1994 | 688,306 | 1993 | 646,453 | 1992 | 618,271 | 1991 | 596,376 | 1990 | 575,979 | 1989 | 560,433 | 1988 | 552,842 | 1987 | 555,372 | 1986 | 558,489 | 1985 | 556,428 | 1984 | 553,935 | 1983 | 550,410 | 1982 | 545,753 | 1981 | 539,436 | 1980 | 533,098 | 1979 | 515,190 | 1978 | 482,839 | 1977 | 449,045 | 1976 | 419,501 | 1975 | 394,293 | 1974 | 372,372 | 1973 | 355,385 | 1972 | 341,092 | 1971 | 330,917 | 1970 | 325,714 | 1969 | 320,302 | 1968 | 312,758 | 1967 | 306,579 | 1966 | 302,242 | 1965 | 298,133 | 1964 | 293,196 | 1963 | 286,857 | 1962 | 280,183 | 1961 | 273,717 | 1960 | 267,465 |
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