Year current US$ 1990 193267350.403405 1991 195392759.346981 1992 215020236.240023 1993 210100941.33881 1994 235920866.849858 1995 269096760.039962 1996 246921502.173679 1997 193264340.728564 1998 183741615.735977 1999 172722985.53036 2000 153459896.304902 2001 140880186.488238 2002 146541632.100564 2003 168908157.299524 2004 167195195.421303 2005 179084847.70308 2006 183355721.612116 2007 221859663.649821 2008 246037047.155476 2009 245816641.090071 2010 232111117.575578 2011 232696160.932268 2012 211744561.338165 2013 222461801.046319 2014 219667307.235158 2015 178775190.245348 2016 169690541.79134 2017 165013755.03581 2018 182637224.659287 2019 176647687.838166 2020 186255680.097652 2021 199616598.808679