Year	current US$
1960	288668221331.8959
1961	283183376102.7153
1962	284677390174.5311
1963	313384342508.34265
1964	358624839147.8815
1965	396867720116.31604
1966	399978593029.5762
1967	417805157930.8645
1968	440862275453.50757
1969	489598875939.1498
1970	528532896171.9571
1971	570909958849.1938
1972	643950172213.1006
1973	796337387827.4072
1974	994049027526.7189
1975	1126308497888.496
1976	1191709175876.2505
1977	1342032428463.179
1978	1456773886092.036
1979	1746584408589.5928
1980	2079369944530.9531
1981	2212139947380.8994
1982	2162596084724.8271
1983	2234493615771.6895
1984	2335525838075.1514
1985	2417429961829.091
1986	2427973388871.1343
1987	2475476625186.2095
1988	2646473366758.253
1989	2767123844300.9604
1990	3124546766033.168
1991	3025863712723.215
1992	3219842239136.0454
1993	3569213756871.915
1994	3977170000273.5063
1995	4493504972133.569
1996	4959895473235.391
1997	5264573654900.449
1998	5220577597747.1
1999	5164651790464.326
2000	5607259831836.163
2001	5613381496266.903
2002	5715129288263.39
2003	6400540889629.58
2004	7491530148130.8125
2005	8813488919432.17
2006	10386307718238.637
2007	12802825698598.455
2008	15208649149963.213
2009	15232225787955.418
2010	18461009233228.062
2011	21714556754697.82
2012	23162867859024.15
2013	24530924251734.49
2014	25804759388996.105
2015	25026214097275.81
2016	25287377300491.27
2017	27631805005755.05
2018	29319127519988.08
2019	30066262130993.34
2020	29117974646339.88
2021	34247541966409.145
2022	35941959898139.37
2023	36919729477981.55