Year including construction (constant 2015 US$) 1995 5871033401.13412 1996 6398616619.532372 1997 7026598286.8986435 1998 7404104261.11045 1999 6347178099.174788 2000 7039647513.117304 2001 7244897314.7810545 2002 8020718680.046696 2003 8331043259.473903 2004 9002959600.979403 2005 9401722864.1202 2006 9618398213.2391 2007 10219694944.717436 2008 10580893215.027744 2009 9542249481.61464 2010 9463431308.798687 2011 9961073020.595036 2012 10026899212.1002 2013 10345903946.207857 2014 9633314662.499826 2015 10230150004.928251 2016 10502401746.875387 2017 10821223641.726963 2018 11114676521.33037 2019 11798074373.164404 2020 11760206224.668049 2021 12820914988.47663 2022 12813189716.980553 2023 13276911754.441233