Year	constant 2010 US$
1990	39048918314.5053
1991	34249685353.3701
1992	31948915644.1035
1993	33107263634.1026
1994	34437932894.3751
1995	34126844082.573
1996	33998036469.31
1997	35123689343.2644
1998	34228057544.5394
1999	35276844737.0832
2000	35065778278.1145
2001	35961252994.3843
2002	38872723940.6752
2003	41220635398.5313
2004	40489311847.9442
2005	40891338211.6162
2006	41117536947.1025
2007	41374890369.5365
2008	41844619271.3992
2009	43018915345.6469
2010	43214064115.8221
2011	41837445839.2785
2012	41015223907.9497
2013	42053905462.5424
2014	42502480593.7717
2015	43318942835.0765
2016	44479049127.5379
2017	45048368305.9966
2018	46823714214.6532