Year including construction (constant 2010 US$) 1991 4288942848259.14 1992 4113964857830.85 1993 3927460779850.25 1994 3913196989492.19 1995 3961443296544.75 1996 3947687979479.67 1997 4035686673594.22 1998 4101872782185.21 1999 4196447379897.68 2000 4396708063965.79 2001 4459466547143.46 2002 4505782501608.61 2003 4589019564182.87 2004 4769938858127.17 2005 4865305161538.25 2006 5080660275066.24 2007 5263125031495.37 2008 5228752968067.61 2009 4714372190199.23 2010 4966516932057.18 2011 5111290761179.48 2012 5050438613820.23 2013 5031933327858.56 2014 5114025989183.18 2015 5232700444940.72 2016 5368250355385.69 2017 5547304541280.14 2018 5655983937219.18