Year	constant 2015 US$
1990	3866433758.074075
1991	3751652150.251633
1992	3658966804.9939556
1993	3638700465.524127
1994	3658234836.581176
1995	3225649933.0763273
1996	3284139226.670997
1997	3388040119.8771124
1998	3496044562.3882427
1999	3680708888.451532
2000	3830737613.6755786
2001	3764080211.924929
2002	3763805146.993358
2003	3651876641.921686
2004	3829683198.1045575
2005	3942826573.290667
2006	4120908194.405109
2007	4650476953.911732
2008	4831744743.816869
2009	4664505265.421842
2010	4891961041.753237
2011	4663840525.170546
2012	4842884873.5454855
2013	4970079482.319336
2014	5157513311.107183
2015	5407684866.370798
2016	5661065512.502738
2017	5839857718.023738
2018	5995246482.283591
2019	6303204595.254698
2020	6035841481.76791
2021	6499440501.852811
2022	6797931796.762358
2023	6966798742.66918