| Year | Value | | 2022 | 1,372,131 | | 2021 | 1,341,570 | | 2020 | 1,331,513 | | 2019 | 1,335,592 | | 2018 | 1,369,531 | | 2017 | 1,408,893 | | 2016 | 1,425,148 | | 2015 | 1,423,380 | | 2014 | 1,416,663 | | 2013 | 1,411,423 | | 2012 | 1,408,124 | | 2011 | 1,406,191 | | 2010 | 1,404,668 | | 2009 | 1,402,245 | | 2008 | 1,397,796 | | 2007 | 1,390,401 | | 2006 | 1,379,380 | | 2005 | 1,363,470 | | 2004 | 1,343,559 | | 2003 | 1,321,888 | | 2002 | 1,299,335 | | 2001 | 1,277,668 | | 2000 | 1,258,875 | | 1999 | 1,242,060 | | 1998 | 1,224,885 | | 1997 | 1,206,368 | | 1996 | 1,185,755 | | 1995 | 1,162,837 | | 1994 | 1,138,203 | | 1993 | 1,113,020 | | 1992 | 1,088,152 | | 1991 | 1,064,209 | | 1990 | 1,042,187 | | 1989 | 1,022,387 | | 1988 | 1,004,267 | | 1987 | 987,416 | | 1986 | 971,353 | | 1985 | 955,280 | | 1984 | 938,793 | | 1983 | 921,855 | | 1982 | 904,465 | | 1981 | 886,543 | | 1980 | 868,005 | | 1979 | 849,641 | | 1978 | 831,853 | | 1977 | 813,254 | | 1976 | 792,472 | | 1975 | 769,585 | | 1974 | 744,307 | | 1973 | 716,324 | | 1972 | 687,035 | | 1971 | 657,751 | | 1970 | 628,393 | | 1969 | 599,572 | | 1968 | 571,053 | | 1967 | 543,511 | | 1966 | 518,562 | | 1965 | 495,945 | | 1964 | 474,728 | | 1963 | 455,265 | | 1962 | 437,246 | | 1961 | 419,515 | | 1960 | 402,783 |
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