Year	including construction (constant 2010 US$)
1965	341201174599.626
1966	366183880216.636
1967	384775834441.083
1968	420526285852.587
1969	444669170700.466
1970	479391759493.793
1971	502834854987.022
1972	538929453334.131
1973	595658753669.434
1974	623371601364.096
1975	631256428649.008
1976	675534347484.968
1977	700352020789.393
1978	749275689953.521
1979	798223169091.328
1980	834037633081.973
1981	814684554493.36
1982	800743247350.665
1983	754336254831.413
1984	803504613124.592
1985	836125572133.692
1986	882581181970.878
1987	904006403199.414
1988	908902972577.299
1989	914131238160.645
1990	911295814511.171
1991	927597934611.397
1992	940522943735.026
1993	976258582073.651
1994	1025570601813.12
1995	1027735663722.4
1996	1062242390463.86
1997	1107229891385.53
1998	1119283126289.59
1999	1090687150701.28
2000	1130812118958.47
2001	1125332765457.79
2002	1110277226682.91
2003	1114123837511.26
2004	1205344009352.03
2005	1245897246447.83
2006	1300165065541.41
2007	1357800171224.63
2008	1395872778431.42
2009	1330405526844.67
2010	1403672668785.12
2011	1463642129137.84
2012	1486972464109.66
2013	1514225658869.79
2014	1498690486044.34
2015	1469770951475.76
2016	1444834350888.99
2017	1442994010586.78
2018	1449594197695.47