| Year | Value | | 2022 | 1,038,783 | | 2021 | 980,795 | | 2020 | 1,010,162 | | 2019 | 1,045,373 | | 2018 | 1,088,309 | | 2017 | 1,134,248 | | 2016 | 1,185,005 | | 2015 | 1,239,695 | | 2014 | 1,289,017 | | 2013 | 1,331,520 | | 2012 | 1,371,389 | | 2011 | 1,408,401 | | 2010 | 1,449,635 | | 2009 | 1,505,413 | | 2008 | 1,561,248 | | 2007 | 1,612,940 | | 2006 | 1,645,444 | | 2005 | 1,657,550 | | 2004 | 1,656,559 | | 2003 | 1,641,458 | | 2002 | 1,621,165 | | 2001 | 1,611,722 | | 2000 | 1,595,091 | | 1999 | 1,582,737 | | 1998 | 1,555,753 | | 1997 | 1,524,262 | | 1996 | 1,483,162 | | 1995 | 1,437,334 | | 1994 | 1,391,980 | | 1993 | 1,347,978 | | 1992 | 1,308,421 | | 1991 | 1,277,727 | | 1990 | 1,259,284 | | 1989 | 1,257,792 | | 1988 | 1,284,143 | | 1987 | 1,323,688 | | 1986 | 1,362,403 | | 1985 | 1,410,162 | | 1984 | 1,468,272 | | 1983 | 1,531,470 | | 1982 | 1,596,135 | | 1981 | 1,656,778 | | 1980 | 1,706,870 | | 1979 | 1,738,541 | | 1978 | 1,752,504 | | 1977 | 1,756,418 | | 1976 | 1,751,273 | | 1975 | 1,733,418 | | 1974 | 1,698,278 | | 1973 | 1,658,602 | | 1972 | 1,614,193 | | 1971 | 1,551,781 | | 1970 | 1,453,130 | | 1969 | 1,333,083 | | 1968 | 1,212,284 | | 1967 | 1,091,734 | | 1966 | 1,000,040 | | 1965 | 976,655 | | 1964 | 1,002,765 | | 1963 | 1,032,605 | | 1962 | 1,066,970 | | 1961 | 1,101,160 | | 1960 | 1,124,391 |
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