| Year | Value | | 2022 | 5,127,170 | | 2021 | 5,033,164 | | 2020 | 4,985,382 | | 2019 | 4,934,340 | | 2018 | 4,867,316 | | 2017 | 4,807,388 | | 2016 | 4,755,335 | | 2015 | 4,701,957 | | 2014 | 4,657,740 | | 2013 | 4,623,816 | | 2012 | 4,599,533 | | 2011 | 4,580,084 | | 2010 | 4,560,155 | | 2009 | 4,535,375 | | 2008 | 4,489,544 | | 2007 | 4,398,942 | | 2006 | 4,273,591 | | 2005 | 4,159,914 | | 2004 | 4,070,262 | | 2003 | 3,996,521 | | 2002 | 3,931,947 | | 2001 | 3,866,243 | | 2000 | 3,805,174 | | 1999 | 3,754,786 | | 1998 | 3,712,696 | | 1997 | 3,674,171 | | 1996 | 3,637,510 | | 1995 | 3,608,841 | | 1994 | 3,590,386 | | 1993 | 3,576,261 | | 1992 | 3,558,430 | | 1991 | 3,534,235 | | 1990 | 3,513,974 | | 1989 | 3,511,009 | | 1988 | 3,524,949 | | 1987 | 3,540,057 | | 1986 | 3,539,690 | | 1985 | 3,538,082 | | 1984 | 3,532,423 | | 1983 | 3,510,600 | | 1982 | 3,485,800 | | 1981 | 3,453,000 | | 1980 | 3,412,800 | | 1979 | 3,373,750 | | 1978 | 3,329,100 | | 1977 | 3,282,200 | | 1976 | 3,238,050 | | 1975 | 3,189,550 | | 1974 | 3,137,500 | | 1973 | 3,085,950 | | 1972 | 3,036,850 | | 1971 | 2,992,050 | | 1970 | 2,957,250 | | 1969 | 2,932,650 | | 1968 | 2,915,550 | | 1967 | 2,902,450 | | 1966 | 2,888,800 | | 1965 | 2,877,300 | | 1964 | 2,866,550 | | 1963 | 2,852,650 | | 1962 | 2,836,050 | | 1961 | 2,824,400 | | 1960 | 2,828,600 |
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