Year	current US$
1965	5097422455.220621
1966	5497086121.303692
1967	5733746130.03096
1968	6268224299.06542
1969	6725423728.81356
1970	8325797538.306957
1971	9000255036.980362
1972	9733453981.385729
1973	10565689742.294088
1974	10237689590.691875
1975	13653660675.14248
1976	14747567030.784512
1977	15809156288.37046
1978	16890236506.973925
1979	20990142857.14286
1980	24343902416.805557
1981	24911216216.216217
1982	30258743842.36453
1983	34458672875.436554
1984	37841324446.35562
1985	42822741074.23307
1986	44714686623.01216
1987	44540455616.65358
1988	41226575809.199326
1989	45539033199.09128
1990	48227905473.30641
1991	40345629777.33466
1992	42909156561.24936
1993	48559423769.5078
1994	54744958481.61329
1995	63255676791.506935
1996	71314858490.56604
1997	83185840707.9646
1998	92886658795.74971
1999	98201120613.38838
2000	106443563775.13577
2001	101374663072.77629
2002	88853932584.26965
2003	82365384615.38461
2004	79853896103.8961
2005	91630615640.59901
2006	109165217391.30435
2007	136409807355.51663
2008	171927272727.27274
2009	201705989110.70782
2010	230453720508.167
2011	245714285714.28574
2012	301216666666.6667
2013	306713178294.5736
2014	331362984218.0775
2015	357291105121.2938
2016	364208588957.0552
2017	280163043478.26086
2018	288694428812.6055
2019	343650341685.64923
2020	411378665003.11914
2021	461765455704.27026
2022	509209726443.76904
2023	404787764203.7675