Year	current US$
1990	4243704342.50527
1991	4503989718.87585
1992	4599764302.36512
1993	4823856524.62874
1994	4975192253.96209
1995	5197628016.56062
1996	5655735873.19418
1997	5705728905.54047
1998	5450908510.9436
1999	5484706299.64289
2000	5489967761.7766
2001	5698430698.10121
2002	5790291705.93506
2003	6256165850.64684
2004	6659546402.46736
2005	7011283444.55247
2006	7702676744.24877
2007	8070553025.3314
2008	8274879915.02711
2009	8209571478.15073
2010	8966137552.40291
2011	9264398629.49193
2012	9425099414.32692
2013	9642662264.0906
2014	9620745755.21856
2015	10052126036.1876
2016	10766283535.8162
2017	11706311111.814
2018	12220242697.027
2019	12035083087.7647
2020	11760604110.4237
2021	12926891690.3065