Year | Value | 2022 | 1,923,731 | 2021 | 1,895,750 | 2020 | 1,869,607 | 2019 | 1,843,339 | 2018 | 1,819,268 | 2017 | 1,797,561 | 2016 | 1,776,269 | 2015 | 1,755,192 | 2014 | 1,733,816 | 2013 | 1,710,831 | 2012 | 1,686,495 | 2011 | 1,661,304 | 2010 | 1,635,845 | 2009 | 1,609,844 | 2008 | 1,584,356 | 2007 | 1,556,971 | 2006 | 1,525,819 | 2005 | 1,493,783 | 2004 | 1,462,191 | 2003 | 1,432,070 | 2002 | 1,402,826 | 2001 | 1,373,744 | 2000 | 1,343,946 | 1999 | 1,312,646 | 1998 | 1,279,270 | 1997 | 1,243,909 | 1996 | 1,207,500 | 1995 | 1,171,004 | 1994 | 1,134,864 | 1993 | 1,090,622 | 1992 | 1,037,051 | 1991 | 984,165 | 1990 | 933,597 | 1989 | 884,158 | 1988 | 845,680 | 1987 | 821,032 | 1986 | 800,754 | 1985 | 783,386 | 1984 | 770,143 | 1983 | 761,445 | 1982 | 758,031 | 1981 | 757,820 | 1980 | 757,715 | 1979 | 757,753 | 1978 | 757,707 | 1977 | 756,767 | 1976 | 755,329 | 1975 | 753,154 | 1974 | 749,328 | 1973 | 743,761 | 1972 | 735,581 | 1971 | 724,366 | 1970 | 710,768 | 1969 | 694,910 | 1968 | 676,395 | 1967 | 656,604 | 1966 | 638,874 | 1965 | 624,652 | 1964 | 613,565 | 1963 | 606,083 | 1962 | 600,948 | 1961 | 594,470 | 1960 | 584,775 |
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