Year	current US$
2000	30086088094.40783
2001	30809723434.452072
2002	32732113019.206963
2003	34606779435.395035
2004	44750420461.89719
2005	50817568941.631836
2006	58968666113.498024
2007	73513409942.94951
2008	81334936758.98494
2009	71034688091.64316
2010	81041906828.37952
2011	84015611029.56265
2012	92259215009.23322
2013	93880688708.99133
2014	99605093629.17923
2015	98307158972.32677
2016	98018347429.22368
2017	118023139753.33424
2018	133339168765.26244
2019	145059485965.46954