Year	constant 2010 US$
1989	26064759904.4584
1990	26054971118.9396
1991	24942446661.4118
1992	25180683897.5535
1993	25858790824.5783
1994	26283452562.2868
1995	26426002325.5214
1996	27264793518.0487
1997	26977047366.9787
1998	27826912945.8782
1999	29064661273.7536
2000	30156194736.6361
2001	30757785169.8998
2002	31698324460.9825
2003	32385000527.3817
2004	34162892240.5175
2005	35169814947.8376
2006	36397193310.586
2007	38048088248.981
2008	38655426288.0859
2009	36853537698.2214
2010	37919688148.8631
2011	38660322830.9984
2012	39525695092.6959
2013	40769450135.2107
2014	41405286596.3435
2015	42157480427.4347
2016	41662058293.7681
2017	41126907909.303