Year including construction (constant 2010 US$) 1995 271732165693.311 1996 275814041867.541 1997 286066411583.542 1998 300045711719.492 1999 315990457748.55 2000 331246503060.346 2001 347310447290.469 2002 354533858274.976 2003 362365180084.912 2004 366160980576.587 2005 375071708318.384 2006 384839338683.39 2007 389801957121.041 2008 388142453277.332 2009 352890247524.742 2010 341044595187.846 2011 325713057682.042 2012 305903641089.583 2013 287784190103.327 2014 290229077649.605 2015 299995383590.154 2016 315005085953.084 2017 330507474213.747 2018 340181070442.357