Year including construction (constant 2010 US$) 1980 47581832.3236155 1981 49421395.1689165 1982 52576385.38769 1983 55110554.9505113 1984 57375023.7365665 1985 58685362.4161377 1986 59779431.6049059 1987 60759005.1808961 1988 62392475.9231966 1989 60407885.30171 1990 63484000.7650142 1991 60059309.7694746 1992 65181080.1810803 1993 67140227.3330606 1994 63598496.3777923 1995 65893497.3272549 1996 65043685.4457466 1997 67664362.8048891 1998 68531985.1150518 1999 69849956.8354749 2000 77429566.4013832 2001 79236052.7363261 2002 81075615.5816271 2003 82782872.3854956 2004 84373089.2296355 2005 86764775.3632219 2006 89062320.6596352 2007 90189466.3587615 2008 95509695.8325159 2009 93695576.4567211 2010 106814229.334137 2011 110124424.716899 2012 111775705.887854 2013 117925392.467511 2014 114622830.125602 2015 114393838.900046 2016 119312061.555601 2017 124919802.234776