Year	constant 2015 US$
1972	214195675774.90744
1973	245468888910.11548
1974	298277596616.76306
1975	309107515929.0905
1976	350772690473.91406
1977	354032083289.10236
1978	342465199340.40735
1979	353140656858.65173
1980	325629228128.7534
1981	326925327002.94415
1982	364619298575.6415
1983	384725017307.99493
1984	396666173742.315
1985	408085968294.3822
1986	397678841380.48346
1987	431154127840.0003
1988	409554538226.1015
1989	431069283332.9757
1990	455955792855.7526
1991	474761425795.6372
1992	492237083683.3997
1993	521979408318.10583
1994	534962134796.81384
1995	543470764030.5385
1996	576585390665.4814
1997	588133213897.2845
1998	606825747603.7645
1999	644612388574.293
2000	669716901409.0073
2001	698752762625.1812
2002	732436109852.2354
2003	766085546777.7634
2004	811014797410.9644
2005	857431315081.455
2006	908259541415.531
2007	979561463877.8312
2008	1027510754066.9773
2009	1048435127055.9338
2010	1100448034141.6335
2011	1458380578772.299
2012	1452923240413.3083
2013	1446836932527.8276
2014	1458388778760.218
2015	1447390100609.0603
2016	1540946026833.0618
2017	1591278037523.8877
2018	1596735292752.6716
2019	1586971703589.9763
2020	1508819011177.4333
2021	1628333856644.8035
2022	1693960988996.5457