Year current US$ 1980 38288777.69745435 1981 35426153.4469158 1982 33199516.792683393 1983 34572925.43903399 1984 33323608.010411866 1985 35493995.44346738 1986 50373872.50641792 1987 60897655.24246014 1988 64321131.50401587 1989 61610544.09214815 1990 77513636.33169861 1991 76519300.90676534 1992 82523595.43401407 1993 81710437.88713512 1994 57589204.60536078 1995 71891630.75374132 1996 71457459.65610091 1997 65754362.632686116 1998 66775682.834368795 1999 69003586.16519834 2000 63353098.20409921 2001 68292426.80848058 2002 76853875.56495006 2003 98670790.67569353 2004 114335373.15333755 2005 117968793.04499452 2006 126013339.84079021 2007 134368580.4512299 2008 176254094.27839485 2009 162877038.22964787 2010 165024818.38262868 2011 163913475.49366787 2012 164074612.31820074 2013 182571509.71226496 2014 174771414.0936013 2015 131747506.04224062 2016 127218954.39528191 2017 144737259.59985512 2018 176751509.4716216 2019 152183422.1762095 2020 144576216.9077131 2021 175398423.11485323 2022 161051872.42170388 2023 171982512.38628802