Year current US$ 1982 6999258.166885827 1983 7610229.5298760235 1984 3203979.041711198 1985 2003281.0939725738 1986 8374099.218360424 1987 -6987502.572149607 1988 8877004.565872526 1989 -9614170.25705654 1990 28200179.89252433 1991 30237827.31957125 1992 3463550.1560223247 1993 49485694.57689535 1994 24920898.723810505 1995 83636951.3063435 1996 28590805.051986557 1997 29916535.349742495 1998 21516489.377458014 1999 -67391623.97103241 2000 -95659326.98612873 2001 -48040203.889610015 2002 -87198774.7178994 2003 -127289547.06551845 2004 -53734996.30309236 2005 -194076960.14107603 2006 -90597653.97227596 2007 -55599027.60548934 2008 -205991507.29674485 2009 -165540264.21075422 2010 -194702927.45634145 2011 -188605670.7569053 2012 -103360257.1789051 2013 -231128290.75569412 2014 -316182001.1866963 2015 26882079.725019246 2016 64962259.934037246 2017 66299065.67003656 2018 69308210.44141036 2019 65700053.79325234 2020 67033545.764973745 2021 71311878.54067664 2022 68451559.70951228 2023 70285950082.28394