Year	current US$
1965	668380952.3809524
1966	699047619.047619
1967	739619047.6190476
1968	813714285.7142857
1969	878285714.2857143
1970	1174476190.4761903
1971	1328126643.4252472
1972	1715634386.4694405
1973	2159413277.1658173
1974	2518854179.0757556
1975	3197130264.227491
1976	3348376187.9773774
1977	3979487179.4871798
1978	4596668196.48654
1979	5288071209.60877
1980	6645838478.636701
1981	6417323472.470859
1982	6409485903.701961
1983	6251187815.553792
1984	6229395507.142462
1985	6380617762.09832
1986	7261069809.792842
1987	7515488824.15267
1988	7968953280.702818
1989	8021312074.630183
1990	9829886363.636364
1991	10324673913.043478
1992	12046474973.231438
1993	11435508327.837234
1994	12240078137.202759
1995	14281378872.79264
1996	14981795917.025543
1997	16143386249.127415
1998	17011218687.567236
1999	17741237960.757866
2000	16594719566.814499
2001	17153872940.607336
2002	18504458994.762028
2003	21990627556.350304
2004	24706234689.47792
2005	25400540914.25145
2006	26963129918.671703
2007	30434507764.418686
2008	34768151722.77221
2009	34177334246.72752
2010	36172680732.150345
2011	39923122313.59521
2012	39565616444.67095
2013	41626299196.50782
2014	43408779654.52751
2015	40610922067.163704
2016	39936071745.638916
2017	38399619744.36075
2018	38390859835.42052
2019	37978444217.33262
2020	40648310065.78821
2021	44309308358.26653
2022	43353602370.44671
2023	47867617239.04857