Year	constant 2010 US$
1989	1546913091.30913
1990	1582853025.30253
1991	1579109277.59443
1992	1675697689.76898
1993	1746828749.54162
1994	1792502383.57169
1995	1833683535.02017
1996	1863633443.34433
1997	1893583351.6685
1998	1820206087.27539
1999	1856894682.80161
2000	1999719471.94719
2001	2185437697.10304
2002	2142288375.50422
2003	2086911404.47378
2004	2173274807.48075
2005	2150535973.59736
2006	2426467180.05134
2007	2809077374.40411
2008	2787213934.72681
2009	2927604180.41804
2010	3036303630.36304
2011	3196186285.2952
2012	3210121012.10121
2013	3326732673.26733
2014	3388338833.88339
2015	3266593325.99927
2016	3055917565.08984
2017	3282770517.05171
2018	3335034051.1103