| Year | Value | | 2022 | 5,974,552,342 | | 2021 | 5,933,587,229 | | 2020 | 5,882,942,581 | | 2019 | 5,827,337,512 | | 2018 | 5,768,170,863 | | 2017 | 5,706,387,405 | | 2016 | 5,642,635,550 | | 2015 | 5,578,703,242 | | 2014 | 5,513,458,464 | | 2013 | 5,446,810,885 | | 2012 | 5,379,871,102 | | 2011 | 5,313,967,782 | | 2010 | 5,249,914,066 | | 2009 | 5,187,659,372 | | 2008 | 5,126,457,124 | | 2007 | 5,066,239,963 | | 2006 | 5,007,185,008 | | 2005 | 4,947,163,680 | | 2004 | 4,885,771,219 | | 2003 | 4,823,952,498 | | 2002 | 4,762,356,287 | | 2001 | 4,699,673,503 | | 2000 | 4,635,160,614 | | 1999 | 4,570,304,767 | | 1998 | 4,505,163,245 | | 1997 | 4,438,594,720 | | 1996 | 4,371,426,694 | | 1995 | 4,304,146,732 | | 1994 | 4,236,408,990 | | 1993 | 4,168,150,828 | | 1992 | 4,099,989,442 | | 1991 | 4,030,332,007 | | 1990 | 3,957,384,533 | | 1989 | 3,881,584,969 | | 1988 | 3,807,581,492 | | 1987 | 3,732,820,721 | | 1986 | 3,658,612,764 | | 1985 | 3,586,381,209 | | 1984 | 3,516,454,684 | | 1983 | 3,447,961,666 | | 1982 | 3,379,188,219 | | 1981 | 3,310,520,203 | | 1980 | 3,244,431,209 | | 1979 | 3,180,906,645 | | 1978 | 3,119,391,445 | | 1977 | 3,059,291,091 | | 1976 | 2,999,857,406 | | 1975 | 2,940,207,694 | | 1974 | 2,879,964,467 | | 1973 | 2,818,048,781 | | 1972 | 2,755,509,848 | | 1971 | 2,693,866,552 | | 1970 | 2,631,440,985 | | 1969 | 2,569,346,894 | | 1968 | 2,508,410,677 | | 1967 | 2,449,880,184 | | 1966 | 2,393,145,155 | | 1965 | 2,336,192,886 | | 1964 | 2,282,093,614 | | 1963 | 2,228,877,289 | | 1962 | 2,175,939,784 | | 1961 | 2,135,115,636 | | 1960 | 2,107,416,130 |
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