Year	current US$
1960	3149999.88861382
1961	14789999.9767542
1962	50680000.2753735
1963	56960000.5056709
1964	75980001.0919571
1965	95380000.6210804
1966	100050000.101328
1967	91600001.7523766
1968	147559999.32438102
1969	102400001.127273
1970	129540001.217276
1971	155520000.69804502
1972	138129999.74004897
1973	214459999.820217
1974	303919999.47652197
1975	372100001.981482
1976	300580003.401265
1977	287430000.388995
1978	480980000.32641
1979	655909996.6287609
1980	624699998.252094
1981	728570003.695786
1982	580159997.820854
1983	522619998.06947994
1984	672310000.699013
1985	794839997.202158
1986	892359992.742538
1987	888919999.137521
1988	1445280016.1540499
1989	1550760010.95772
1990	1506200008.3029299
1991	1610980001.99348
1992	2327739997.62535
1993	1648629995.83781
1994	2069819998.50273
1995	1741930003.58343
1996	1996420004.87447
1997	1785350011.7063498
1998	1668850000.97752
1999	1545999991.95337
2000	1112589990.85426
2001	1671210006.80327
2002	1802369996.6073
2003	2503299983.114
2004	2909220008.11994
2005	3197999999.61257
2006	3370439988.13629
2007	4233209983.6468697
2008	4912500038.981441
2009	4818609962.7018
2010	4788199999.83907
2011	4849220004.603271
2012	5126199971.73548
2013	4746929928.7647
2014	5289709957.48043
2015	4220359997.8052096
2016	4852560022.42863
2017	5035010006.9046
2018	5638809949.75567
2019	5430090041.93544
2020	6709950008.928781
2021	4752940017.84921
2022	3131000002.2649784