| Year | Value | | 2022 | 5,414,896 | | 2021 | 5,331,795 | | 2020 | 5,428,157 | | 2019 | 5,416,114 | | 2018 | 5,397,481 | | 2017 | 5,382,150 | | 2016 | 5,370,608 | | 2015 | 5,363,145 | | 2014 | 5,355,330 | | 2013 | 5,350,915 | | 2012 | 5,349,512 | | 2011 | 5,343,378 | | 2010 | 5,335,288 | | 2009 | 5,323,944 | | 2008 | 5,297,914 | | 2007 | 5,258,186 | | 2006 | 5,231,604 | | 2005 | 5,221,632 | | 2004 | 5,218,325 | | 2003 | 5,220,524 | | 2002 | 5,225,903 | | 2001 | 5,239,852 | | 2000 | 5,262,270 | | 1999 | 5,278,655 | | 1998 | 5,285,676 | | 1997 | 5,292,175 | | 1996 | 5,299,347 | | 1995 | 5,307,128 | | 1994 | 5,312,264 | | 1993 | 5,312,514 | | 1992 | 5,308,740 | | 1991 | 5,304,693 | | 1990 | 5,318,020 | | 1989 | 5,332,410 | | 1988 | 5,330,068 | | 1987 | 5,326,681 | | 1986 | 5,325,087 | | 1985 | 5,323,344 | | 1984 | 5,320,542 | | 1983 | 5,318,358 | | 1982 | 5,314,679 | | 1981 | 5,308,105 | | 1980 | 5,310,991 | | 1979 | 5,305,972 | | 1978 | 5,281,019 | | 1977 | 5,253,284 | | 1976 | 5,222,403 | | 1975 | 5,187,975 | | 1974 | 5,152,390 | | 1973 | 5,118,767 | | 1972 | 5,090,538 | | 1971 | 5,068,741 | | 1970 | 5,083,649 | | 1969 | 5,102,133 | | 1968 | 5,090,286 | | 1967 | 5,077,191 | | 1966 | 5,060,039 | | 1965 | 5,038,247 | | 1964 | 5,011,835 | | 1963 | 4,982,413 | | 1962 | 4,958,298 | | 1961 | 4,938,176 | | 1960 | 4,944,546 |
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