Year	constant 2010 US$
2006	1676073768.39992
2007	2188660115.34323
2008	1895468344.77574
2009	2004018511.38783
2010	2079424662.12635
2011	2059780478.01526
2012	2188208671.44074
2013	1976621716.94052
2014	2107111707.93379
2015	2223674528.80107
2016	2777810114.50855
2017	4825805661.60334
2018	5064554418.59879