Year including construction (constant 2010 US$) 1970 366711406.866006 1971 381368300.500459 1972 389064951.766884 1973 439953579.609008 1974 388550418.098792 1975 470081094.127756 1976 520724558.986504 1977 432637858.274671 1978 465774658.413926 1979 452172328.868174 1980 470932835.887281 1981 464654834.178162 1982 501345737.179435 1983 505271657.008123 1984 514104976.973796 1985 542580874.797358 1986 597419124.268186 1987 647423150.079511 1988 641267752.614999 1989 637785767.798377 1990 686443077.265438 1991 687307843.807053 1992 715919830.771897 1993 753678368.1498 1994 719288047.6226 1995 720714843.286717 1996 714444527.288924 1997 860179715.500272 1998 897548118.407191 1999 1208974947.8012 2000 1087886636.36794 2001 1115189558.2942 2002 1140986439.22929 2003 1342896320.17234 2004 1370710059.73749 2005 1405856549.371 2006 1484372208.57197 2007 1629772832.52489 2008 1561883288.19562 2009 1723372100.34528 2010 1887194438.66765 2011 2208282076.57969 2012 2031710846.5467 2013 2017887766.49519 2014 2320031613.35567 2015 2427095138.42487 2016 2534792961.78629 2017 2743902139.62424 2018 2900066891.47585