| Year | Value | | 2022 | 1,250,079 | | 2021 | 1,256,498 | | 2020 | 1,265,512 | | 2019 | 1,274,767 | | 2018 | 1,284,995 | | 2017 | 1,295,024 | | 2016 | 1,304,368 | | 2015 | 1,313,130 | | 2014 | 1,321,149 | | 2013 | 1,329,192 | | 2012 | 1,337,883 | | 2011 | 1,347,572 | | 2010 | 1,359,071 | | 2009 | 1,371,050 | | 2008 | 1,383,609 | | 2007 | 1,396,993 | | 2006 | 1,410,916 | | 2005 | 1,424,136 | | 2004 | 1,435,939 | | 2003 | 1,447,623 | | 2002 | 1,460,849 | | 2001 | 1,477,059 | | 2000 | 1,496,293 | | 1999 | 1,516,620 | | 1998 | 1,535,416 | | 1997 | 1,552,302 | | 1996 | 1,567,674 | | 1995 | 1,581,494 | | 1994 | 1,610,482 | | 1993 | 1,657,918 | | 1992 | 1,724,306 | | 1991 | 1,750,341 | | 1990 | 1,719,168 | | 1989 | 1,664,268 | | 1988 | 1,623,229 | | 1987 | 1,615,907 | | 1986 | 1,604,849 | | 1985 | 1,592,778 | | 1984 | 1,579,162 | | 1983 | 1,562,763 | | 1982 | 1,544,983 | | 1981 | 1,528,289 | | 1980 | 1,512,273 | | 1979 | 1,492,436 | | 1978 | 1,463,485 | | 1977 | 1,429,977 | | 1976 | 1,397,871 | | 1975 | 1,368,111 | | 1974 | 1,340,314 | | 1973 | 1,313,612 | | 1972 | 1,287,791 | | 1971 | 1,262,636 | | 1970 | 1,236,284 | | 1969 | 1,207,871 | | 1968 | 1,178,569 | | 1967 | 1,148,878 | | 1966 | 1,119,026 | | 1965 | 1,088,660 | | 1964 | 1,057,452 | | 1963 | 1,025,195 | | 1962 | 991,962 | | 1961 | 958,224 | | 1960 | 924,630 |
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