Year	current US$
1960	86259996.3583052
1961	72399998.3519316
1962	82559999.6745586
1963	87710000.3957748
1964	125869998.753071
1965	95050000.8314848
1966	121890003.222972
1967	114679998.546839
1968	92049998.8421798
1969	83879998.8515675
1970	119470000.53338699
1971	163320001.00612602
1972	149419997.006655
1973	116290002.986789
1974	180990001.71199402
1975	169530002.247542
1976	215780000.139028
1977	185860000.211746
1978	326709999.613464
1979	429939997.300506
1980	366980000.719428
1981	457450008.083135
1982	170739999.014884
1983	253749999.716878
1984	249049996.599555
1985	187060002.043843
1986	273709998.875856
1987	196630001.604557
1988	273559993.74389595
1989	273300001.561642
1990	300500002.503395
1991	346700003.743172
1992	332250000.71525604
1993	215799998.93903702
1994	245860004.66346702
1995	322610002.13027
1996	331910011.041909
1997	322690006.405115
1998	383240004.390478
1999	328339993.495494
2000	377290003.556758
2001	409690006.107092
2002	688230003.476143
2003	863770008.3963569
2004	1020679989.93397
2005	1142739992.97619
2006	1019699996.47141
2007	1333309994.07172
2008	1552660001.6132
2009	1547150038.59997
2010	1510890048.26546
2011	1687420010.4773
2012	1628599992.61238
2013	1867749972.8053799
2014	1772030014.1871
2015	1748299990.0802999
2016	1492549987.3310301
2017	1293360048.80071
2018	1298389996.2604
2019	1368069962.08429
2020	1090109997.27249
2021	795110020.428896
2022	683189994.7524073
