Year including construction (constant 2010 US$) 1995 3238166143.03107 1996 3349147614.76883 1997 3793481424.45241 1998 4050256864.76104 1999 4033909493.69728 2000 4134336626.94301 2001 4333817465.27332 2002 4813394209.73829 2003 5136723303.39905 2004 5529529055.18691 2005 5910139506.58143 2006 6760475633.33517 2007 7177517028.24835 2008 6836875058.09521 2009 5199462614.3171 2010 4939505906.46451 2011 5343556021.88612 2012 5525345198.32955 2013 5487418979.59975 2014 5491141936.74633 2015 5610854014.49983 2016 5557780353.26365 2017 6150198061.40299 2018 6586595919.74459