Year current US$ 1994 439134075.87304246 1995 528991387.28735137 1996 1607455629.0836487 1997 152270969.23517337 1998 130573923.54325122 1999 144589054.54545453 2000 2755072463.768116 2001 498666666.6666667 2002 648998710.3674515 2003 851263476.2827783 2004 1262154368.8389556 2005 1409404333.171766 2006 2116674825.089518 2007 2294365374.5003867 2008 2148459566.7067294 2009 2715843689.7475333 2010 6206905424.623905 2011 6432057740.622451 2012 4199065170.4159174 2013 7138048293.040946 2014 8339326904.854042 2015 7025059058.383563 2016 6461431666.369292 2017 9500131609.969933 2018 9799507734.341589 2019 10662993828.470036 2020 11985483828.268272 2021 15227130804.09004 2022 20705008444.209217 2023 21319071104.028355