Year	current US$
1960	20299999.69340859
1961	20900000.60945753
1962	28149999.998509884
1963	19830000.15653671
1964	19439999.47607519
1965	19160000.331699844
1966	22740000.577643562
1967	20999999.96088449
1968	17479999.7266382
1969	18169999.781996008
1970	24380000.339821026
1971	20319999.77119267
1972	21400000.022724267
1973	9079999.955371026
1974	6829999.882727859
1975	4659999.977797263
1976	11540000.053122636
1977	8180000.027641655
1978	8290000.030770898
1979	27390000.144019686
1980	67389999.45484103
1981	89239998.97763129
1982	59750000.29616061
1983	60300000.32484535
1984	69760000.3499538
1985	58440000.21181995
1986	94009999.86939132
1987	118470000.74572864
1988	227260000.24378294
1989	199310002.07364553
1990	279610002.78033334
1991	314770000.8898972
1992	410669997.0886107
1993	388189997.2725661
1994	405920001.1473148
1995	540569995.4032896
1996	428060004.7390908
1997	493089997.13882816
1998	439999997.26936245
1999	417800002.463162
2000	614320005.502552
2001	450070002.75701284
2002	500320001.61707395
2003	677750001.1026862
2004	797970006.8458905
2005	775650008.7659808
2006	1096440006.3082569
2007	1121750005.0552194
2008	1267850029.1872778
2009	1144809996.3888528
2010	1129819984.2590833
2011	1161569990.2437627
2012	1043690009.7522883
2013	1029299982.4527653
2014	1177130009.6865745
2015	1064780006.7663194
2016	1127860022.2393866
2017	1438339989.209547
2018	1319249976.081773
2019	1299739993.4045973
2020	1441280016.5861845
2021	1534380013.0523734
2022	1263259965.3694785