Year	current US$
1977	1069000100
1978	1059200200
1979	1112400400
1980	1100400100
1981	910700200.000001
1982	842099500
1983	778900200
1984	714499800
1985	866643304.3478261
1986	713531324.2009133
1987	542879680
1988	664869618.3206106
1989	772566583.8068182
1990	780112570.9411886
1991	1161497060.180398
1992	1199094639.337953
1993	1256370803.726397
1994	1402738744.2379415
1995	1634052407.6687434
1996	1533116036.249015
1997	1799172863.1033857
1998	2328289178.030777
1999	2159667863.1876855
2000	2407108225.234083
2001	1835961551.590412
2002	2804961508.381955
2003	3093477963.105964
2004	3694088773.7186303
2005	3696671985.228081
2006	4270690558.8604784
2007	4852257860.030047
2008	4468254967.001525
2009	4751828237.383102
2010	4737665769.412653
2011	5216757095.833266
2012	5732335795.285906
2013	6147431226.250638
2014	6809785880.633576
2015	8441877811.878524
2016	9791719913.061708
2017	10593536741.650906
2018	10754550521.60334
2019	12865929453.79679
2020	14402890594.690254
2021	16384156841.41904
2022	17015541284.752275
2023	19650422388.815117