| Year | Value | | 2022 | 1,772,138 | | 2021 | 1,770,478 | | 2020 | 1,762,645 | | 2019 | 1,747,593 | | 2018 | 1,728,969 | | 2017 | 1,706,345 | | 2016 | 1,680,247 | | 2015 | 1,654,503 | | 2014 | 1,630,119 | | 2013 | 1,603,505 | | 2012 | 1,575,788 | | 2011 | 1,546,929 | | 2010 | 1,519,519 | | 2009 | 1,495,260 | | 2008 | 1,473,392 | | 2007 | 1,452,398 | | 2006 | 1,430,886 | | 2005 | 1,407,298 | | 2004 | 1,381,828 | | 2003 | 1,354,848 | | 2002 | 1,327,220 | | 2001 | 1,298,584 | | 2000 | 1,289,391 | | 1999 | 1,279,853 | | 1998 | 1,270,214 | | 1997 | 1,260,414 | | 1996 | 1,250,518 | | 1995 | 1,240,399 | | 1994 | 1,230,218 | | 1993 | 1,219,882 | | 1992 | 1,209,490 | | 1991 | 1,198,912 | | 1990 | 1,197,222 | | 1989 | 1,167,160 | | 1988 | 1,127,722 | | 1987 | 1,098,349 | | 1986 | 1,068,501 | | 1985 | 1,040,127 | | 1984 | 1,011,235 | | 1983 | 982,645 | | 1982 | 954,645 | | 1981 | 927,513 | | 1980 | 902,120 | | 1979 | 876,974 | | 1978 | 854,618 | | 1977 | 832,109 | | 1976 | 809,052 | | 1975 | 786,668 | | 1974 | 764,166 | | 1973 | 742,333 | | 1972 | 720,649 | | 1971 | 698,647 | | 1970 | 677,801 | | 1969 | 656,733 | | 1968 | 635,924 | | 1967 | 616,687 | | 1966 | 599,300 | | 1965 | 582,374 | | 1964 | 565,248 | | 1963 | 547,928 | | 1962 | 530,766 | | 1961 | 513,592 | | 1960 | 493,982 |
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