Year	current US$
1988	-260772587.89
1989	-322322580.64516133
1990	-237575585.52164656
1991	-518778683.1506977
1992	-645680000
1993	-524624581.8802932
1994	-494330869.11898136
1995	-489615696.5648855
1996	-637086574.5954597
1997	-841400133.3601465
1998	-850348151.088179
1999	-1237168722.9556367
2000	-1077210928.3844724
2001	-1064804507.9607236
2002	-1065486187.225025
2003	-1105167485.4017982
2004	-1220899260.8488317
2005	-1446414000.8247027
2006	-1675754126.3517358
2007	-1996747703.06529
2008	-2366675442.264311
2009	-1579291526.340372
2010	-1701831769.3993368
2011	-2130189125.190084
2012	-2131551342.6509871
2013	-2257673079.101073
2014	-1981902160.723297
2015	-2299609638.695665
2016	-2132385311.4845743
2017	-1889028282.0148482
2018	-1228306479.2160542
2019	-562984387.8786415
2020	-649115808.2936105
2021	-1903869665.3492935
2022	-2448514818.3663
2023	-2366167963.7333565