Year	current US$
1995	-1337339422.96403
1996	-1275369324.46806
1997	-1093165657.44102
1998	-998459663.414326
1999	-1198297661.96545
2000	-573445838.332098
2001	-316282105.770645
2002	-172327264.076303
2003	-16114723.6361048
2004	129525164.755831
2005	752154786.585707
2006	-125107911.867025
2007	808131781.951685
2008	1764369719.77148
2009	2769463091.97531
2010	-4823913.61123955
2011	159711072.827956
2012	1025025656.83126
2013	724638196.705475
2014	411922367.608256
2015	760140128.129477
2016	823282371.713863
2017	1177813484.41365
2018	1415536127.03835
2019	1274101388.0687
2020	1764906859.63159
2021	1202362049.66096