Year	current US$
1980	112483588.17184174
1981	101771873.75390792
1982	89706284.66455519
1983	100328196.06167372
1984	112255467.28409912
1985	116743016.12997986
1986	103373281.82720399
1987	140863839.31041318
1988	185953668.0265225
1989	257869203.85907134
1990	290669181.859091
1991	167441773.3588793
1992	155566255.69794145
1993	129292528.48996703
1994	118378085.7229032
1995	155221993.4097291
1996	177304461.64204425
1997	108225070.57970375
1998	138696185.32780063
1999	128870273.09973735
2000	145520568.65425873
2001	122738064.29941116
2002	40995603.997219734
2003	126027799.98460631
2004	313074567.74252784
2005	387930154.90731233
2006	363164266.7823415
2007	402670399.4718389
2008	483339619.8621291
2009	562377454.6299452
2010	632187719.5792053
2011	727051548.8881292
2012	547604110.2984272
2013	501313113.1017408
2014	549359485.5491629
2015	575459380.1950266
2016	493716659.4940147
2017	554820289.6863842
2018	647607473.3812852
2019	666511700.6496501
2020	613597237.8352808
2021	600910315.3542587
2022	655502039.431467
2023	399434374.30970836