Year	constant 2010 US$
2000	5156255.92618878
2001	6611481.23964987
2002	9500560.06624083
2003	3655284.36243198
2004	1780041.35320558
2005	1785340.14667613
2006	1599882.375207
2007	1586458.76508162
2008	1854312.77501774
2009	1610391.64892359
2010	1493200
2011	1644303.92713508
2012	1955254.79063165
2013	2093288.36053939
2014	2113512.08895197
2015	2340300.44949136
2016	2505711.11899692
2017	2481866.54837947