Year	constant 2015 US$
1960	4027006212.715115
1961	4092481491.863956
1962	4236949089.712699
1963	4376217911.148198
1964	4522945674.489627
1965	4758549581.58131
1966	5030745129.192127
1967	4434587550.53073
1968	4818497415.061604
1969	4908128706.118215
1970	5170617819.545729
1971	5717347295.680526
1972	5808481954.631066
1973	5920483777.374041
1974	6270204153.814159
1975	7186370450.060331
1976	6791497506.99962
1977	8126888439.361279
1978	9732905244.402508
1979	10132169236.406767
1980	9501749609.236713
1981	11960334266.928297
1982	12818929226.783108
1983	13248530411.517403
1984	13757875504.183468
1985	14857382804.09636
1986	17106749645.967014
1987	16901839894.63805
1988	14158995066.252792
1989	12137288600.103233
1990	12179765531.25359
1991	11965749868.990652
1992	10526040851.91663
1993	11425714729.794098
1994	12047678263.04931
1995	12109577557.113722
1996	12792408206.18451
1997	13793579987.409395
1998	14544394048.339293
1999	15328778727.936691
2000	16295034283.637585
2001	17193179770.51391
2002	17892406586.242737
2003	18730663952.711697
2004	20022155693.383038
2005	20928862087.922657
2006	21461496100.135677
2007	22365522397.18195
2008	23820970852.50721
2009	24736027357.690792
2010	25558327166.11383
2011	26588284419.3127
2012	27924837701.44234
2013	29917547890.71718
2014	31967938397.5596
2015	33357512423.2072
2016	34713636042.41556
2017	35926422416.82068
2018	37792322875.41462
2019	39742982162.20619
2020	40994866572.96944
2021	40900292248.42746
2022	42377246762.59053
2023	44453068045.77101