Year	constant 2015 US$
1980	1034895345.4150865
1981	987373829.271458
1982	1080745039.037599
1983	1078637739.1866987
1984	1086046013.846448
1985	982400940.011842
1986	857797153.2538799
1987	863507258.4221979
1988	761455369.3174423
1989	814581649.9952981
1990	1006306409.1521846
1991	1057454273.1278807
1992	1180702633.3544593
1993	1310129839.8314536
1994	1199178001.6189508
1995	1414213975.4903452
1996	1629162490.1650748
1997	1622190994.7288432
1998	1719528700.7981749
1999	1882485887.891042
2000	2185442340.531285
2001	2231389430.2476497
2002	2241591644.500945
2003	2369978286.4219675
2004	2431699493.7249246
2005	2645582252.537988
2006	2761018241.146554
2007	2829368416.595018
2008	2922499752.710304
2009	3105060233.83778
2010	3266721229.7802553
2011	3357916411.71905
2012	3381022894.360198
2013	3458800408.9051294
2014	3528682305.88371
2015	3611876960.372814
2016	3614590987.971222
2017	3782964981.867696
2018	3775244253.299919
2019	3704483864.6504245
2020	3800089161.3937516
2021	3859233487.230468
2022	3696731585.7114553