Year	current US$
1970	550000.0119
1971	354452.5802
1972	416388.8991
1973	816651.2847
1974	438333.5412
1975	12148509.740500001
1976	75546683.88949999
1977	90225002.6462
1978	104158333.1862
1979	98008334.16000001
1980	130816667.4911
1981	140026666.8779
1982	149508333.4969
1983	159013889.7866
1984	179867595.44480002
1985	170297544.118
1986	146685186.68790004
1987	147931481.957
1988	137920282.365
1989	129237909.9759
1990	93659258.87825927
1991	98302324.17295207
1992	85873667.0448584
1993	93717242.7740803
1994	106196082.54572038
1995	129886984.20533516
1996	168517592.6875926
1997	175337037.085037
1998	204225925.87792593
1999	232011383.8072593
2000	280083877.18551856
2001	313592417.9998946
2002	428928856.1888055
2003	521575641.5391184
2004	610251162.1705968
2005	691947340.560246
2006	688608491.1418182
2007	773288592.9313962
2008	726781029.0881549
2009	626001002.5344635
2010	703955060.0692283
2011	997363235.009563
2012	1123500186.431014
2013	1048563912.1181605
2014	1085295764.592822
2015	1189150476.743758
2016	1321611228.9953237
2017	1457429700.4324229
2018	1320132251.6271703
2019	1227995341.3000479
2020	1216247564.6023135
2021	1289879635.2486544
2022	1221732649.504294