Year	current US$
1970	4790000.034496188
1971	4929999.986663457
1972	19010000.3574044
1973	16329999.666661032
1974	10210000.1629442
1975	14039999.93950129
1976	20159999.85858797
1977	29509999.707341153
1978	31640000.127255935
1979	57820000.56095418
1980	154949996.90912667
1981	146340001.97052968
1982	116909998.50630768
1983	133309998.19748093
1984	158559998.7506867
1985	205899997.34796575
1986	178480002.656579
1987	159120002.8955936
1988	232460002.80231243
1989	225209995.98316857
1990	211209995.8732724
1991	258939998.35662544
1992	265059998.09503558
1993	301569997.9811907
1994	510400003.72752535
1995	403739998.65166897
1996	153549998.65964055
1997	148340001.32419172
1998	130059999.65593225
1999	145899999.49559575
2000	185889998.62968922
2001	218909997.55263332
2002	277539997.9948998
2003	242200001.00694597
2004	166990000.58509406
2005	49840000.536292806
2006	21959999.941289436
2007	47209999.68051908
2008	60090000.04455448
2009	80509998.95110722
2010	51410000.30748547
2011	97690001.2791156
2012	160911001.71953437
2013	119352382.71299747
2014	59599.9993383884
2015	114844440.26928402
2016	90924060.9705449
2017	201148428.64871034
2018	104990492.32155089
2019	191587887.03382015
2020	174722956.5680027
2021	365869728.80363464
2022	204760400.08664125