Year	current US$
1995	373000000
1996	1148237971.8234982
1997	1542202039.6111774
1998	1564374245.5963285
1999	1312150812.0460072
2000	1655145652.5630517
2001	1797009370.1673636
2002	2073780200.849786
2003	2523267387.2950583
2004	3036370215.794362
2005	3225407223.9086123
2006	3251822494.406929
2007	4708576469.0487
2008	6057803947.884805
2009	4165434540.031863
2010	3385239243.197855
2011	4138999258.6732736
2012	3865061391.003869
2013	3860075652.5062604
2014	4180515124.113992
2015	3558035987.688064
2016	3888104385.458383
2017	4514627859.576697
2018	5000182258.741028
2019	5088657341.4245205
2020	4673535938.30993
2021	6174358946.447945
2022	6728275730.022599
2023	7249570114.575314