Year including construction (constant 2010 US$) 1991 82341.4905602474 1992 83819.2104032796 1993 82369.508480888 1994 87409.2476902409 1995 88327.9272908778 1996 90270.1018735286 1997 93458.6073154593 1998 94717.2719700666 1999 94849.6366612041 2000 104480.604267351 2001 103134.743463603 2002 108512.530104358 2003 110900.843785843 2004 109842.518286537 2005 107497.346890503 2006 112024.20841561 2007 108332.746559703 2008 107383.870158275 2009 112675.175507227 2010 119343.991433121 2011 121127.126197738 2012 124829.173095046 2013 124856.443181509 2014 125732.527327561 2015 125847.45217826 2016 132069.749350097 2017 135540.399212076 2018 139950.175783327