Year	current US$
1990	1209699907.23366
1991	1232506372.64727
1992	1178708859.14642
1993	1071563035.90526
1994	949057277.348882
1995	881150820.219278
1996	933549783.189347
1997	979624464.906797
1998	980242521.7067
1999	975417862.532775
2000	982651699.998151
2001	1006826906.7108
2002	1044719181.63528
2003	1107378943.79517
2004	1236378926.437
2005	1321057432.75228
2006	1449846369.51873
2007	1484674794.1019
2008	1624488350.04254
2009	1585243221.05824
2010	1762420168.45265
2011	1746452039.93778
2012	1862338666.83546
2013	1939199963.39108
2014	2003410038.9367
2015	1906245924.42472
2016	1980163081.27284
2017	2095731306.08974
2018	2309587085.5538
2019	2351720286.48895
2020	2387719786.03429
2021	2576090041.12133