Year	current US$
1976	3578987472.1423435
1977	3956742136.5764947
1978	5049732100.068461
1979	6081872380.562315
1980	7456921343.30925
1981	7422001351.876417
1982	6345627295.247633
1983	5894851163.089298
1984	5692731617.455889
1985	5535583494.800945
1986	5508327995.505632
1987	6301369671.27341
1988	6866162037.951813
1989	8024858220.626344
1990	9473927848.276592
1991	9087505463.544394
1992	9778878418.04772
1993	10163422862.751095
1994	10207170111.449234
1995	11658394595.241175
1996	12816599377.603533
1997	13634661540.990538
1998	14326023258.376312
1999	15535353355.197292
2000	15366979300.19838
2001	15960560454.426523
2002	17546179652.53746
2003	23343543057.623947
2004	27287119472.521282
2005	28604702399.937588
2006	33776006565.594814
2007	37851094596.5761
2008	39726152176.226776
2009	37470507617.87661
2010	44001590452.578964
2011	49615221846.33809
2012	54007753513.56235
2013	53878525695.94444
2014	55288771586.86945
2015	56421863539.956245
2016	55644894945.905304
2017	62178625145.56337
2018	68048405366.97172
2019	70126081426.91437
2020	45223607336.20961
2021	53617868441.26828
2022	67411253809.242096