Year	current US$
1965	102015442.00431392
1966	113563081.24021482
1967	128861300.52073216
1968	139761453.6263398
1969	117710155.15606609
1970	184513103.04774144
1971	205914903.24121946
1972	273382742.28166264
1973	378214842.305739
1974	368501379.8735303
1975	570660812.2982798
1976	509729184.3221718
1977	967112913.9789242
1978	1457086069.9119446
1979	1688121543.4758487
1980	1400514062.9910927
1981	1797362762.0502217
1982	1639347955.4389367
1983	1784729959.7700174
1984	1896984410.3488286
1985	2126371560.034429
1986	3025071072.4238763
1987	3223235122.7202764
1988	2557007119.1192856
1989	1882709699.9755483
1990	2193452982.6163197
1991	1974074390.003685
1992	1726914092.4391534
1993	2226880567.082277
1994	1478840210.6742988
1995	1905638318.29052
1996	1926575788.3312175
1997	1908001405.9740658
1998	2084892448.8785546
1999	2043600273.8238513
2000	1816641241.8977342
2001	2056414151.8464901
2002	2414086808.9801235
2003	2889786369.5665236
2004	3552095125.1325808
2005	3642669970.84386
2006	3717023480.020805
2007	4397641453.887216
2008	5474864208.657054
2009	5184271402.898376
2010	5014189573.367238
2011	5737904932.826107
2012	5428133810.05173
2013	6290909286.113966
2014	7178277263.438562
2015	5878320978.862436
2016	6701343860.162066
2017	7019412075.8825245
2018	7806527627.712237
2019	7510949264.094543
2020	7200776189.824142
2021	8159236637.360053
2022	7752876616.18268
2023	8342518755.70118