Year	current US$
1997	-439441509.4339623
1998	-43395427.60372566
1999	-44520218.22849807
2000	725368781.43624
2001	293465126.50755805
2002	279624982.12033343
2003	609678382.4407519
2004	840189364.2072213
2005	871728035.6533146
2006	962915531.7822334
2007	1099430936.7777884
2008	765050803.7609949
2009	219694054.39336255
2010	-350878181.7841375
2011	-1386934022.1177468
2012	-3843913630.4465165
2013	-3737335440.6512213
2014	-3452245992.5938997
2015	-2773731978.080531
2016	-3898761607.7002397
2017	-3904001594.252834
2018	-9264669120.6824
2019	-9598533403.683182
2020	-8119830715.353076
2021	-11480513578.359774
2022	-13698996186.839504
2023	-17268212742.980717