Year current US$ 1960 891549295.7746478 1961 1039436619.7183098 1962 1067605633.8028169 1963 1180281690.140845 1964 1266197183.0985916 1965 1595774647.8873239 1966 1691549295.7746477 1967 1351162790.6976743 1968 1209803921.5686274 1969 1462745098.0392158 1970 1647058823.5294118 1971 1878640776.6990292 1972 1583458646.6165411 1973 2263793103.448276 1974 2263975155.279503 1975 2060106382.9787235 1976 2190677966.101695 1977 2467714285.714286 1978 3100523560.209424 1979 3341025641.025641 1980 3729564315.352697 1981 3682151162.7906976 1982 3623716153.1279182 1983 3684898589.0652556 1984 3908855185.9099803 1985 3782116596.638655 1986 4768102288.021534 1987 4336680272.108844 1988 4411585245.253165 1989 4440277932.184547 1990 5018509320.578857 1991 5493792671.97998 1992 5558534966.23555 1993 4745397789.459081 1994 4020673237.903901 1995 4934607301.899694 1996 5181501342.121837 1997 5748800757.827301 1998 5942505818.329685 1999 6614771060.931657 2000 4199232546.48856 2001 4425058738.945003 2002 5098457125.478126 2003 6217534761.480634 2004 7150728353.131479 2005 8699107057.044285 2006 17111423145.052982 2007 22939134523.315525 2008 27025072913.44943 2009 23184641560.976166 2010 30141414897.939346 2011 33760162564.734898 2012 34551648859.88951 2013 47949500946.32448 2014 39411064619.42121 2015 36297473726.943275 2016 40521836469.58413 2017 46072832777.041336 2018 48613109299.77701 2019 52097535308.51864 2020 54260691464.76398 2021 61675372926.60661 2022 58380771976.69359 2023 64340919914.686584