Year current US$ 1995 6681564.245810056 1996 6703910.614525139 1997 6586592.178770949 1998 6793296.089385475 1999 6603351.955307262 2000 348603.35195530724 2001 353072.625698324 2002 354189.9441340782 2003 368156.4245810056 2004 396089.3854748603 2005 408938.5474860335 2006 432402.2346368715 2007 477653.6312849162 2008 483240.2234636871 2009 508379.88826815644 2010 502793.29608938546 2011 537988.8268156424 2012 561452.5139664804 2013 486033.51955307263 2014 413407.8212290503 2015 370949.72067039105 2016 555307.2625698324 2017 739664.8044692738 2018 729050.2793296089 2019 936312.8491620112