Year including construction (constant 2010 US$) 1995 2398655729.34045 1996 2443299296.47001 1997 2773582015.85353 1998 2951308785.16224 1999 2775627721.86869 2000 3334172479.88421 2001 3618008693.12583 2002 3889317970.09026 2003 4236312409.70546 2004 4395058454.80399 2005 4928718336.82572 2006 5389173835.64572 2007 5779334844.23686 2008 5603748212.40704 2009 4296606700.63479 2010 4769454706.64968 2011 5456660810.91218 2012 5599387015.11499 2013 5703042830.30022 2014 5875744335.89449 2015 5988212738.96931 2016 6289000790.59654 2017 6843171239.51788 2018 7321759963.33848