Year including construction (constant 2010 US$) 1965 953262044.245655 1966 1003483376.76665 1967 1016519367.55909 1968 1138914023.30045 1969 1213333723.01724 1970 1197521823.06984 1971 1341907923.15403 1972 1295924139.41236 1973 1350127735.92024 1974 1423311430.51368 1975 1475298381.64572 1976 1588551242.82227 1977 1879844309.08992 1978 2076138694.00529 1979 2982573478.35418 1980 3246725372.80287 1981 4242814493.90732 1982 5006136708.55005 1983 5924440261.18817 1984 6215960086.55838 1985 6752990320.45034 1986 7164376462.89349 1987 7201233237.30196 1988 6690944172.94081 1989 6536977545.06813 1990 6092463054.07792 1991 5690360691.80226 1992 5098563097.73654 1993 4591703289.15679 1994 4455403778.25834 1995 4307926496.32748 1996 4257236172.87942 1997 4176542525.15221 1998 4530000978.14102 1999 4875375534.64987 2000 5021234154.4719 2001 5067873443.65731 2002 5470416013.11649 2003 5482523181.33602 2004 5585996872.23587 2005 6461089869.53896 2006 6837409445.67128 2007 7054466267.44708 2008 7223414753.07452 2009 7192611894.76336 2010 7105355185.07825 2011 7344478954.94993 2012 7719798946.84853 2013 8251811590.38575 2014 8707268297.79054 2015 9539201173.79637 2016 9879091011.23253 2017 10002993119.0057 2018 10343454630.6083