Year including construction (constant 2015 US$) 1995 1406877757.097746 1996 1383558497.699734 1997 1202331676.716631 1998 1005848816.123517 1999 946083266.5771272 2000 1094487714.865312 2001 1155878252.6214268 2002 1192405723.6306343 2003 1405527057.8513935 2004 1519555351.8550255 2005 1559365038.8780177 2006 1500235901.1556463 2007 1483194472.4532673 2008 1509891986.4654284 2009 1209876443.2293267 2010 1280318973.7744427 2011 1376201339.3752682 2012 1389768347.3288884 2013 1474769671.8251612 2014 1606195268.2138166 2015 1645905526.3510993 2016 1650483102.376787 2017 1717799827.0316806 2018 1890804653.4057624 2019 1993870879.5478914 2020 2009270171.9985285 2021 2005406298.8632185 2022 1796161426.4705303 2023 1585287309.4126918