| Year | Value | | 2022 | 4,913,887,020 | | 2021 | 4,895,372,787 | | 2020 | 4,867,091,692 | | 2019 | 4,832,928,887 | | 2018 | 4,794,555,928 | | 2017 | 4,753,252,242 | | 2016 | 4,709,004,177 | | 2015 | 4,663,653,202 | | 2014 | 4,616,584,921 | | 2013 | 4,567,977,613 | | 2012 | 4,518,973,677 | | 2011 | 4,471,184,320 | | 2010 | 4,425,784,776 | | 2009 | 4,382,047,562 | | 2008 | 4,338,065,967 | | 2007 | 4,294,824,957 | | 2006 | 4,252,600,296 | | 2005 | 4,208,938,572 | | 2004 | 4,164,013,241 | | 2003 | 4,118,689,510 | | 2002 | 4,073,344,085 | | 2001 | 4,027,427,875 | | 2000 | 3,980,362,565 | | 1999 | 3,932,457,638 | | 1998 | 3,882,839,036 | | 1997 | 3,831,608,284 | | 1996 | 3,779,600,328 | | 1995 | 3,727,380,975 | | 1994 | 3,674,720,648 | | 1993 | 3,621,503,071 | | 1992 | 3,567,767,393 | | 1991 | 3,512,455,528 | | 1990 | 3,454,425,770 | | 1989 | 3,395,099,883 | | 1988 | 3,335,241,965 | | 1987 | 3,274,474,604 | | 1986 | 3,214,034,939 | | 1985 | 3,155,346,593 | | 1984 | 3,098,522,669 | | 1983 | 3,042,642,812 | | 1982 | 2,986,590,983 | | 1981 | 2,930,839,842 | | 1980 | 2,877,606,021 | | 1979 | 2,826,107,994 | | 1978 | 2,775,385,281 | | 1977 | 2,725,378,600 | | 1976 | 2,675,380,390 | | 1975 | 2,624,579,934 | | 1974 | 2,573,217,828 | | 1973 | 2,520,234,213 | | 1972 | 2,466,417,742 | | 1971 | 2,412,347,838 | | 1970 | 2,357,214,919 | | 1969 | 2,303,176,093 | | 1968 | 2,250,275,429 | | 1967 | 2,199,465,757 | | 1966 | 2,150,132,295 | | 1965 | 2,100,537,138 | | 1964 | 2,053,555,416 | | 1963 | 2,007,060,959 | | 1962 | 1,960,606,353 | | 1961 | 1,926,042,536 | | 1960 | 1,904,346,683 |
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