Year	current US$
1995	93196391808.8641
1996	108748491799.231
1997	115741544344.694
1998	111650640336.965
1999	112823326084.344
2000	122888642852.969
2001	129984243888.843
2002	143048864476.916
2003	154955858533.3
2004	193582308097.301
2005	216973523099.248
2006	245430575698.302
2007	295358464327.851
2008	329356393659.65
2009	300605938140.221
2010	332591203773.01
2011	363385221876.684
2012	390122940550.632
2013	416385481984.843
2014	423956108700.38
2015	411758750264.837
2016	412588239110.74
2017	454494415268.203