Year	current US$
1995	73259618564.32697
1996	83302580820.03758
1997	80364947343.48198
1998	67549442296.8544
1999	74726188138.83987
2000	80055537852.6259
2001	82689185076.7144
2002	90200773619.78474
2003	91368758075.42326
2004	119980618845.62488
2005	130871613103.93481
2006	143111819089.39832
2007	169619769213.60565
2008	189850531162.12097
2009	186062693381.59842
2010	229810401304.64468
2011	268292666288.90128
2012	292063234229.8748
2013	319209385023.2809
2014	328718936280.05524
2015	319275130170.2407
2016	327985445761.18225
2017	348767985331.21936
2018	389696902150.7644
2019	390157205568.67267