Year current US$ 1980 587707874.2151173 1981 538592907.4242147 1982 531796354.129403 1983 565434372.6179153 1984 550639189.8486769 1985 522218717.47973615 1986 555634369.343943 1987 616753391.6723584 1988 725411115.417735 1989 780418967.8089591 1990 876085386.4039265 1991 1057500500.3008939 1992 760907868.5362622 1993 1122430837.9845636 1994 319589819.840083 1995 454417223.21667033 1996 867464808.8538193 1997 977114011.4964721 1998 682107724.6531945 1999 739477340.6418443 2000 752587985.3031906 2001 733074117.8486469 2002 1642555133.9079044 2003 1406922472.227211 2004 1460621437.9505074 2005 1456551430.8490515 2006 1493778019.093693 2007 1476197355.9078376 2008 1930666270.2894266 2009 2280339761.658009 2010 2494822709.913899 2011 2787565234.114193 2012 2064272017.9361396 2013 1915472642.013483 2014 2101179467.7659793 2015 2120003047.6825917 2016 1755429847.1459112 2017 2050418165.8216624 2018 2137134430.0573852 2019 2536115442.797286 2020 2759936115.165376 2021 2870071939.774912 2022 2864906500.1543665 2023 3109537104.0997267