Year	current US$
1990	706092493.183467
1991	799553604.039107
1992	772409964.977641
1993	810472958.32667
1994	853434009.009302
1995	935267300.156409
1996	1033032922.91541
1997	1063232772.28857
1998	1107095422.26288
1999	1119201023.34288
2000	1179219163.2203
2001	1317918566.59079
2002	1397997150.58119
2003	1564619239.98943
2004	1672332706.38807
2005	1773818563.16055
2006	1817212714.98715
2007	1834661341.90356
2008	1898233417.62742
2009	1779117816.78025
2010	1999333825.72228
2011	2036383884.84144
2012	2022970879.42052
2013	2125394132.78146
2014	2089270443.4881
2015	2199033128.99091
2016	2286847787.73184
2017	2464289756.01556
2018	2470611754.05989
2019	2641250561.77553
2020	2505421440.98912
2021	2739901396.5568