Year constant 2015 US$ 1960 4552164708.187796 1961 4571245372.8941965 1962 4740208800.515732 1963 4835439051.168586 1964 4953188256.183007 1965 4917275302.722977 1966 5009722949.185673 1967 5052551416.472417 1968 5459075541.902624 1969 5663117253.053845 1970 6012793155.441284 1971 6384856113.812302 1972 6228926382.41159 1973 6035587437.83645 1974 5846665341.731479 1975 5869073278.677143 1976 5606606646.819763 1977 5843748620.087364 1978 5753887150.8682165 1979 6449674851.566328 1980 6754701095.103872 1981 5955896790.2732525 1982 5880896465.44399 1983 5768484210.246475 1984 5776963194.966095 1985 5990757062.5502 1986 5901263857.647432 1987 5758369348.216267 1988 5750539958.384532 1989 5478118763.182751 1990 6166012377.498377 1991 5750311590.678649 1992 5765238428.514542 1993 5949981142.134217 1994 5898057012.649468 1995 5981758353.896062 1996 6040722279.229305 1997 6421053667.603514 1998 6711280177.122175 1999 6902610250.976674 2000 7162965804.19438 2001 7445495871.040089 2002 7292125709.519452 2003 8216311470.7908 2004 8388812030.939203 2005 8550313236.41606 2006 8501839371.475224 2007 8613963690.704437 2008 8713713831.547764 2009 8666737202.533709 2010 8927288777.207172 2011 9133929508.650942 2012 9367618729.541561 2013 9940927592.606058 2014 9758991850.620497 2015 10014897570.430729 2016 10332538643.936682 2017 10634754675.862576 2018 10368336145.78086 2019 10650012852.31543 2020 11110637412.072754 2021 11407790806.883417 2022 11557294753.179935 2023 11929977277.218214