Year	current US$
1990	41389939557.1949
1991	41176514284.0624
1992	43934992420.1019
1993	41197976647.5195
1994	49162864339.329
1995	63926452134.2063
1996	66780455792.6646
1997	65818577658.8002
1998	61228001868.7983
1999	66155212450.5344
2000	61451203913.1794
2001	53491481748.0011
2002	50946602496.2239
2003	68339175845.4584
2004	80314794003.772
2005	87978222872.5334
2006	104090055363.424
2007	123708257254.449
2008	110191349881.338
2009	85895402721.2729
2010	105381543501.394
2011	121828294039.059
2012	107255179482.695
2013	106520763225.105
2014	115280483608.949
2015	111270595920.308
2016	116541993197.265
2017	139303546408.53
2018	160655827765.644
2019	148604719107.731
2020	120008329420.221
2021	153420580060.065