Year including construction (constant 2010 US$) 2005 1498.38827424616 2006 1510.82809231073 2007 1455.40552647634 2008 1424.30164252924 2009 1389.98093355369 2010 1382.22414879555 2011 1442.40675975586 2012 1387.87280135226 2013 1395.40366739203 2014 1502.6885790705 2015 1765.51709451401 2016 1631.56125650698 2017 1573.48433575709