Year	constant 2011 international $
2002	1016.24540862058
2003	1055.5574588535
2004	1025.20824467105
2005	1099.10456823771
2006	1123.87132250309
2007	1247.75311771131
2008	1267.64493878823
2009	1502.35407317932
2010	1671.58123769109
2011	1626.76479325583
2012	1772.7649742986
2013	1807.76234428536
2014	1795.73583437878
2015	1766.59307686426
2016	1757.0234901613
2017	1758.46563622212
2018	1734.72321415839