Year constant 2015 US$ 1965 1495940424.4399788 1966 1504317081.8653197 1967 1701787994.0528524 1968 1770482223.1037803 1969 1809096514.8663223 1970 1733484857.906179 1971 1769271668.7415762 1972 1724652770.8252497 1973 1722642137.4023635 1974 1826913212.5663736 1975 2007625100.8145661 1976 2121218657.1112142 1977 2310279909.2449636 1978 2298462466.1469417 1979 2374974100.2249265 1980 2498172171.9924445 1981 2616164824.600614 1982 2805380562.6829824 1983 2797902812.301934 1984 2657743600.837887 1985 2772460300.3372936 1986 3126923835.833846 1987 3049686332.830311 1988 3209713191.2636833 1989 3157583719.021745 1990 3115916461.6191354 1991 3285862158.803226 1992 3289500957.2357965 1993 3438227525.0582075 1994 3030475874.3119464 1995 3409691195.7584443 1996 3905346998.7327623 1997 3986916166.8719215 1998 4448774564.166354 1999 4867730174.547392 2000 4983203707.346128 2001 5129022095.060101 2002 5411035863.333001 2003 5649613092.90602 2004 6044448148.757706 2005 6406886651.454586 2006 6769250647.844928 2007 6935201686.587737 2008 7317568471.048758 2009 7454188774.695049 2010 7844051840.462737 2011 8316137401.597896 2012 9066440776.346073 2013 9635767779.243097 2014 9841695703.896578 2015 10349257331.50835 2016 10909620059.649094 2017 11500542580.096245 2018 11909931445.402493 2019 12558006974.51694 2020 12452212710.784357 2021 13320544914.860603 2022 14038837094.864119 2023 14931226590.34396