Year	current US$
1970	85470000.2223254
1971	80949999.70495704
1972	98949999.16851518
1973	89910000.42855744
1974	110850000.25480978
1975	133570000.82731238
1976	123560000.1905113
1977	129440001.53616063
1978	171799999.20167026
1979	207620001.8748642
1980	272049997.56440514
1981	327519998.822361
1982	275769998.20582575
1983	244470000.0286102
1984	189689997.7885186
1985	207130001.53936458
1986	346220000.74759144
1987	514600006.39408857
1988	392960002.74084514
1989	400400000.37103903
1990	508589994.49014676
1991	478619995.6648052
1992	534060000.5332382
1993	553259998.8989528
1994	431359999.1593509
1995	581659999.419004
1996	824430005.4516647
1997	444529994.9143083
1998	426629997.795448
1999	359909998.44297785
2000	309789998.35811555
2001	306450000.6288288
2002	319960000.14804316
2003	430190005.4607546
2004	611389985.1534516
2005	372070004.0981171
2006	351860007.28048384
2007	337280005.0042569
2008	564510005.131364
2009	585970008.775592
2010	692579993.3131782
2011	821880008.0679355
2012	612010001.2570624
2013	702349993.3369454
2014	1353310015.8814337
2015	853080000.3092731
2016	1219770001.8621984
2017	805169998.6346074
2018	1128680022.6774063
2019	840950014.7681684
2020	1022919978.6093091
2021	472900017.58001804
2022	1336049980.711192