Year including construction (constant 2010 US$) 1995 7038.25561791881 1996 7941.40021103622 1997 7053.73945154776 1998 6039.70968673352 1999 6117.29114328982 2000 6719.70716184037 2001 6987.95124073634 2002 6885.93804623642 2003 7356.27319144085 2004 7830.66178598146 2005 8249.59145185242 2006 7173.31901709441 2007 6902.37158775259 2008 6811.04884121965 2009 5894.3366375156 2010 6652.68957653792 2011 6941.14413537235 2012 6976.3462431422 2013 7868.46796855754 2014 8387.16983652545 2015 8056.74662373029 2016 8747.04343016978 2017 9455.2795518712 2018 10340.4645581799