Year	including construction (constant 2015 US$)
1960	273700781037.65613
1961	248408424052.3626
1962	258327950918.21976
1963	269329291346.9407
1964	294679361670.9988
1965	310237267569.367
1966	348318770976.15894
1967	344716477657.4045
1968	366100022613.132
1969	415621375571.69495
1970	485785258154.59045
1971	537896888529.2042
1972	588303811205.5938
1973	651008529189.8607
1974	687900311942.4105
1975	721010374532.6654
1976	772261123493.7917
1977	816235912459.379
1978	886987662788.9518
1979	953375568306.0134
1980	1039600191806.9382
1981	1001878491166.5548
1982	1011135199163.7643
1983	1023295624376.2438
1984	1116511189040.5142
1985	1228484862510.8684
1986	1349831916076.6064
1987	1436527296124.9907
1988	1523597976187.189
1989	1574824237202.71
1990	1562507448016.4084
1991	1579021741866.44
1992	1530519962105.7766
1993	1595436637195.9558
1994	1659716290063.9753
1995	1774287786944.0635
1996	1882498298749.2058
1997	1996949343606.8262
1998	2053048330068.7576
1999	2159699723686.9517
2000	2332761318971.247
2001	2458156472069.233
2002	2618143545750.813
2003	2848932664901.3794
2004	3117799039118.746
2005	3375704520936.1226
2006	3713801166463.2383
2007	4105081279539.159
2008	4391122359076.9985
2009	4573636230399.13
2010	5041156078839.174
2011	5469639719276.801
2012	5803111231643.695
2013	6130197429428.224
2014	6456905373728.194
2015	6784046986271.782
2016	7089978399058.528
2017	7401975348020.44
2018	7774442794111.051
2019	8065219459276.111
2020	8150948205713.799
2021	8781468956491.763
2022	9116902814069.604
2023	9374738938293.373