Year	current US$
1965	4948667540.41066
1966	5278005611.914526
1967	5605484298.982751
1968	5932242990.654205
1969	6524455205.811138
1970	8042200452.147701
1971	8609283346.085182
1972	9299638055.842813
1973	10098534613.441132
1974	9228963224.600042
1975	11632178868.917141
1976	13315988083.416088
1977	14400806875.986668
1978	14811704063.068527
1979	18020571428.57143
1980	21669908176.38889
1981	22136081081.08108
1982	27655172413.793102
1983	30966239813.736904
1984	33971188991.614704
1985	39053502251.07319
1986	41253507951.35641
1987	40455616653.574234
1988	34980124929.01761
1989	39756299049.97935
1990	42978914311.35038
1991	37387836490.52842
1992	41855986519.42346
1993	46578631452.58103
1994	51897983392.64532
1995	60159245060.45414
1996	67629716981.13208
1997	78436578171.09145
1998	84828807556.08029
1999	90710704806.84164
2000	99838543960.07632
2001	96684636118.59839
2002	85146067415.73033
2003	80288461538.46153
2004	78782467532.46753
2005	89600665557.40433
2006	107426086956.52174
2007	130437828371.27846
2008	162818181818.18182
2009	189147005444.64612
2010	218983666061.706
2011	235989672977.6248
2012	279116666666.6667
2013	288434108527.1318
2014	305595408895.26544
2015	329366576819.407
2016	332441717791.411
2017	248362771739.13043
2018	262588632526.73044
2019	318678815489.74945
2020	383817841547.0992
2021	424671765455.7043
2022	476747720364.74164
2023	395926075163.0058