Year including construction (constant 2015 US$) 1991 66941.17853786921 1992 65830.96944844737 1993 66351.96173005753 1994 70289.92262088193 1995 70940.04663118752 1996 71506.45800045643 1997 70234.43319952152 1998 70997.86407965497 1999 73199.77741295075 2000 76053.7175265017 2001 75999.55704444305 2002 76787.9242059841 2003 80184.96933343996 2004 82080.38846171442 2005 82496.42469392657 2006 84535.7178669471 2007 89397.84846156694 2008 92196.37266830055 2009 87559.25246419437 2010 93886.06143673172 2011 98229.37723846953 2012 95366.20270842998 2013 100449.4832519193 2014 102405.84269628946 2015 100024.62491484366 2016 100713.71692267193 2017 103090.0801412036 2018 105884.96467133991 2019 105093.47454319672 2020 103952.84934426128 2021 126417.03714672444 2022 126070.0774390048