| Year | Value | | 2022 | 1,329,978 | | 2021 | 1,314,395 | | 2020 | 1,309,308 | | 2019 | 1,306,199 | | 2018 | 1,306,463 | | 2017 | 1,315,577 | | 2016 | 1,330,868 | | 2015 | 1,344,893 | | 2014 | 1,354,801 | | 2013 | 1,364,087 | | 2012 | 1,375,889 | | 2011 | 1,392,784 | | 2010 | 1,423,431 | | 2009 | 1,453,062 | | 2008 | 1,469,516 | | 2007 | 1,486,138 | | 2006 | 1,506,004 | | 2005 | 1,532,393 | | 2004 | 1,559,736 | | 2003 | 1,579,542 | | 2002 | 1,594,819 | | 2001 | 1,610,286 | | 2000 | 1,626,157 | | 1999 | 1,639,902 | | 1998 | 1,653,563 | | 1997 | 1,667,399 | | 1996 | 1,681,826 | | 1995 | 1,697,041 | | 1994 | 1,712,846 | | 1993 | 1,727,500 | | 1992 | 1,737,877 | | 1991 | 1,741,307 | | 1990 | 1,739,236 | | 1989 | 1,733,236 | | 1988 | 1,719,466 | | 1987 | 1,700,851 | | 1986 | 1,682,572 | | 1985 | 1,666,053 | | 1984 | 1,651,949 | | 1983 | 1,638,542 | | 1982 | 1,625,775 | | 1981 | 1,614,986 | | 1980 | 1,606,314 | | 1979 | 1,599,755 | | 1978 | 1,591,765 | | 1977 | 1,580,654 | | 1976 | 1,568,554 | | 1975 | 1,556,058 | | 1974 | 1,542,949 | | 1973 | 1,528,803 | | 1972 | 1,513,855 | | 1971 | 1,496,892 | | 1970 | 1,477,302 | | 1969 | 1,460,508 | | 1968 | 1,445,189 | | 1967 | 1,427,086 | | 1966 | 1,408,085 | | 1965 | 1,388,797 | | 1964 | 1,369,636 | | 1963 | 1,350,492 | | 1962 | 1,331,499 | | 1961 | 1,310,507 | | 1960 | 1,287,258 |
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