Year	current US$
1970	59999.998658895565
1971	109999.99940395357
1972	109999.99940395361
1973	220000.00625848776
1974	229999.99672174454
1975	1939999.9603629138
1976	8429999.841377141
1977	4030000.0291317743
1978	4610000.00871718
1979	4870000.021532183
1980	4800000.056624415
1981	8750000.027939674
1982	12280000.047758222
1983	8759999.914094806
1984	20330000.001937136
1985	12110000.116750581
1986	31310000.339522958
1987	38309999.69691038
1988	75410001.11401084
1989	76930001.19738291
1990	51130000.02503394
1991	73340001.07645985
1992	73309999.71739942
1993	106739999.47309497
1994	112299999.95231625
1995	143790000.833571
1996	109430000.8490681
1997	86989998.9515543
1998	116470000.42535359
1999	93419998.51353471
2000	95369999.4385242
2001	73119999.98986718
2002	69889999.40454964
2003	79139999.93540353
2004	52930000.554770194
2005	145769997.7420269
2006	89180000.21204364
2007	74559999.4845688
2008	108830000.04105274
2009	177650001.60783523
2010	298389998.55518335
2011	208160001.42693508
2012	131300000.4962087
2013	85830000.61661008
2014	94979999.60184091
2015	91360001.16541976
2016	98109999.95097515
2017	104029999.34554091
2018	105499999.627471
2019	173629999.60780153
2020	159099999.74071974
2021	409420000.24765736
2022	154959998.7268447
