Year	current US$
1990	9124909797.54268
1991	11334974060.517
1992	10856984521.2534
1993	11192940394.0041
1994	13730581049.5995
1995	19071206525.1467
1996	20638736204.9674
1997	25286277287.746
1998	23644085075.8912
1999	23703029046.6082
2000	28428623780.9545
2001	32919957966.94
2002	31751985733.1203
2003	35697046306.5186
2004	47458875956.3261
2005	69169874789.3723
2006	81557946325.5001
2007	94192732089.9764
2008	106809632394.933
2009	72046617746.049
2010	87650648657.1588
2011	103085047862.687
2012	116609526475.162
2013	118026606348.482
2014	113444646080.162
2015	77546038971.3004
2016	65789225355.5941
2017	71646949296.7089
2018	84837004680.5723
2019	66294140776.5793
2020	51208283675.4152
2021	101765286292.771