Year including construction (constant 2010 US$) 1960 559811053.138295 1961 620400744.621463 1962 772518566.410386 1963 861886062.801341 1964 950609966.111293 1965 1054665176.02946 1966 1149939937.48535 1967 1249191184.76317 1968 1260477049.14793 1969 1308217864.47818 1970 1365704517.89222 1971 1412296059.86353 1972 1491044270.4179 1973 1557495256.03165 1974 1840814124.47684 1975 1825735658.00758 1976 1920550710.1199 1977 2174126384.0358 1978 1941329572.44949 1979 1283140719.78617 1980 1502261178.40113 1981 1545335943.8941 1982 1498790372.85714 1983 1585445584.121 1984 1600501065.12308 1985 1553840566.75023 1986 1597535939.85702 1987 1593513483.10074 1988 1249467010.36931 1989 1221493696.81278 1990 1201128572.89242 1991 1250181307.10519 1992 1217282992.11625 1993 1222161236.26333 1994 1117263682.58615 1995 1200785236.98653 1996 1271453902.90258 1997 1330652582.86734 1998 1347098696.25937 1999 1502757565.9941 2000 1542892180.47586 2001 1630493544.15693 2002 1621161070.13035 2003 1655250081.18478 2004 1812960851.96353 2005 1903379998.45962 2006 1984761528.85075 2007 1987047765.77989 2008 1979052712.75592 2009 1806633015.03938 2010 1924156641.5688 2011 2131400495.07651 2012 2400550039.63666 2013 2619219773.61158 2014 2789101121.91569 2015 2928345010.19468 2016 3018784361.22669 2017 3102859117.15611 2018 3076514590.97995