| Year | Value | | 2022 | 1,348,840 | | 2021 | 1,330,932 | | 2020 | 1,329,522 | | 2019 | 1,326,898 | | 2018 | 1,321,977 | | 2017 | 1,317,384 | | 2016 | 1,315,790 | | 2015 | 1,315,407 | | 2014 | 1,314,545 | | 2013 | 1,317,997 | | 2012 | 1,322,696 | | 2011 | 1,327,439 | | 2010 | 1,331,475 | | 2009 | 1,334,515 | | 2008 | 1,337,090 | | 2007 | 1,340,680 | | 2006 | 1,346,810 | | 2005 | 1,354,775 | | 2004 | 1,362,550 | | 2003 | 1,370,720 | | 2002 | 1,379,350 | | 2001 | 1,388,115 | | 2000 | 1,396,985 | | 1999 | 1,390,244 | | 1998 | 1,386,156 | | 1997 | 1,399,535 | | 1996 | 1,415,594 | | 1995 | 1,436,634 | | 1994 | 1,462,514 | | 1993 | 1,494,128 | | 1992 | 1,533,091 | | 1991 | 1,561,314 | | 1990 | 1,569,174 | | 1989 | 1,568,131 | | 1988 | 1,561,900 | | 1987 | 1,552,221 | | 1986 | 1,540,190 | | 1985 | 1,528,781 | | 1984 | 1,518,617 | | 1983 | 1,508,745 | | 1982 | 1,498,414 | | 1981 | 1,487,666 | | 1980 | 1,477,219 | | 1979 | 1,468,333 | | 1978 | 1,460,188 | | 1977 | 1,450,211 | | 1976 | 1,439,576 | | 1975 | 1,429,352 | | 1974 | 1,418,169 | | 1973 | 1,405,951 | | 1972 | 1,392,518 | | 1971 | 1,376,955 | | 1970 | 1,360,076 | | 1969 | 1,345,249 | | 1968 | 1,331,214 | | 1967 | 1,318,946 | | 1966 | 1,308,597 | | 1965 | 1,294,566 | | 1964 | 1,277,086 | | 1963 | 1,258,857 | | 1962 | 1,241,623 | | 1961 | 1,225,077 | | 1960 | 1,211,537 |
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