Year	current US$
2005	-4507624962.151746
2006	-4618125448.489902
2007	-5724113560.750509
2008	-4765575139.022015
2009	-4145902061.7533865
2010	-3971431326.086631
2011	-4568010585.608935
2012	-3594207617.8392987
2013	-3555333415.682281
2014	11130881303.50039
2015	10277437757.31922
2016	10858571217.26086
2017	10102032086.576057
2018	10457172050.670849
2019	11418033460.591696
2020	11186102524.602211
2021	13868104446.069136
2022	12764326641.305569