Year	current US$
1965	21699991.320003472
1966	22819990.872003652
1967	24919990.032003988
1968	31919987.23200511
1969	34579986.16800553
1970	39059984.37600625
1971	47118566.81258975
1972	43578652.96432404
1973	68303747.05133876
1974	82121984.99728468
1975	74373772.83274825
1976	72450018.11250453
1977	80500020.12500502
1978	85100021.27500531
1979	110477548.1111903
1980	219441113.25391546
1981	228355509.8743247
1982	216887575.79553077
1983	246836011.1300601
1984	206673051.9082179
1985	157582420.04778624
1986	185949255.85287207
1987	233051232.4702006
1988	253709311.0613389
1989	242881643.45056596
1990	441905430.36600405
1991	460658599.25434077
1992	539886585.4094685
1993	560893087.6427821
1994	537661393.29807
1995	613025032.4985491
1996	575667525.4788574
1997	603595363.8506567
1998	551253083.2352318
1999	543281953.1076602
2000	791832737.0649532
2001	696025310.4273385
2002	636580879.8939961
2003	1009444345.0800549
2004	1316126354.5730383
2005	1480056383.315973
2006	1544691635.5474944
2007	1632500147.259936
2008	1597284603.0182216
2009	1738768590.8143268
2010	2199522470.429117
2011	2417695147.258031
2012	2364516053.5928946
2013	2272832928.1570196
2014	2222928120.0841527
2015	2034838266.7911472
2016	1959527114.6191425
2017	2336570003.1509295
2018	2488154742.0336704
2019	2326859705.7430053
2020	2141933446.571808
2021	2615297419.0369153
2022	2540396441.010096
2023	2460338702.093959