Year	constant 2015 US$
1980	107604111.10611378
1981	108250777.21019545
1982	73943372.06602076
1983	75527614.02385747
1984	98433205.57121782
1985	90509222.8964604
1986	92571665.99799101
1987	116999231.19556569
1988	149756836.5395573
1989	199591136.07206887
1990	186083748.45875275
1991	229500880.0275362
1992	241157982.28354168
1993	275139129.1820529
1994	210351328.16886717
1995	230438062.45092955
1996	221827080.6070491
1997	220877515.8776651
1998	217172106.63788182
1999	296596125.82265544
2000	394453757.09857935
2001	363357750.0537831
2002	346954379.4981381
2003	300062056.10700566
2004	286018343.795079
2005	310107291.8135707
2006	311265395.4504527
2007	329424018.05487496
2008	397003449.8899816
2009	303053994.1506268
2010	271450457.5658561
2011	212936369.36797187
2012	235273700.79244047
2013	277651665.4712843
2014	355677334.40360034
2015	366169779.8771195
2016	407062528.76883894
2017	343369514.7133903
2018	371426715.5345007
2019	394302222.19842815
2020	374313359.56012344
2021	479507924.2886067
2022	519233024.36246747
2023	566738893.5944803