Year	constant 2011 international $
1990	39345276161.6624
1991	39716750214.9466
1992	44173340042.9207
1993	47426491431.3419
1994	48659748225.5709
1995	51426264507.7277
1996	54500436662.839
1997	59342947102.4248
1998	63327516059.1256
1999	67089201629.8268
2000	70216740725.369
2001	71943732956.3954
2002	75177678144.7067
2003	74166007480.1255
2004	76072173461.9619
2005	83244438226.534
2006	90881578845.0318
2007	97621312849.8405
2008	100754473045.966
2009	101707766699.471
2010	110189839542.741
2011	113642553322.237
2012	116730639583.212
2013	122421497669.641
2014	131769642191.402
2015	141037490083.255
2016	150363182599.954
2017	157207436707.794
2018	168134521745.938