Year	constant 2011 international $
1990	21911944834.1895
1991	22601281769.873
1992	23676782035.0165
1993	23748895090.5649
1994	24495892218.17
1995	25592991540.9038
1996	26329639158.4682
1997	25942284992.1106
1998	25797395034.2527
1999	26584772069.138
2000	27342284375.3295
2001	28092567737.0402
2002	29180339200.3506
2003	30027723258.6296
2004	30179158547.8893
2005	30296104962.6462
2006	31628442732.1111
2007	31677334551.9124
2008	31062884656.7293
2009	30514769016.8002
2010	31307837411.1498
2011	32480415591.3426
2012	32776910359.7628
2013	32080063898.3911
2014	31326263639.6957
2015	31148701800.9807
2016	30380725909.6426
2017	30784410237.2935
2018	30800524851.7608