Year	current US$
1995	67912948125.53091
1996	69648881261.25264
1997	71074598516.07376
1998	72901842852.89027
1999	72727212984.10774
2000	79627951853.42471
2001	76189707887.2988
2002	77394935951.63573
2003	81686757978.9507
2004	93664639693.33081
2005	103848406348.1929
2006	112361683736.96922
2007	126270776810.4341
2008	138570317960.7839
2009	120860391260.7468
2010	140962279781.11948
2011	159025149071.36044
2012	164992012984.23306
2013	150408521352.2306
2014	150108871367.36194
2015	135424839151.52586
2016	129959327436.55518
2017	139010566807.67838
2018	152531803722.9764
2019	152022105679.2824