Year	current US$
1987	1369103027
1988	1626415283
1989	1684590454
1990	2099054688.0000002
1991	2089116943
1992	2033339478
1993	1768091675
1994	1968876343
1995	1399144400.51539
1996	1421446437.68821
1997	1648877894.95081
1998	1391991978.70625
1999	5446983600.88171
2000	5074369392.69564
2001	4955597475.92235
2002	5235071152.58192
2003	5688562224.58421
2004	5938297738.73991
2005	6045166080.36334
2006	6105706285.5089
2007	6556335761.43157
2008	5995100746.38227
2009	5242981856.72861
2010	4951404772.71065
2011	5099003470.8598
2012	4944716072.76902
2013	4804502413.00234
2014	4937268134.60798
2015	5003393485.69908
2016	4582283766.62527
2017	4308885979.70367
2018	4389713567.2519
2019	4214814558.37469
2020	3248094193.68002
2021	3460123983.88444
2022	3965082580.93159
2023	3933147267.84185