Year	including construction (constant 2010 US$)
1960	64056940401.3799
1961	52985611769.0352
1962	51706702361.9202
1963	54589520021.9102
1964	60762924439.6667
1965	68402704933.4762
1966	77045608625.9316
1967	74216341135.9576
1968	75976795396.1297
1969	91442126096.0533
1970	110769236930.605
1971	122705466952.701
1972	133435457445.434
1973	146621903311.032
1974	153849491965.289
1975	168486587275.436
1976	179084790355.056
1977	200667084368.065
1978	221086022767.511
1979	240994684678.407
1980	266078542373.133
1981	278162132449.258
1982	286896323483.589
1983	307686260737.505
1984	336477661709.038
1985	358430826183.899
1986	387375769752.436
1987	425585097619.752
1988	474420143030.262
1989	501829513413.482
1990	532222729946.127
1991	592046346080.673
1992	673981933898.976
1993	772040035447.241
1994	885942785506.148
1995	998922377838.956
1996	1110527877236.62
1997	1198100016015.27
1998	1215307545721.67
1999	1297127645775.06
2000	1407219917818.47
2001	1496730335502.67
2002	1622906103935.91
2003	1795333632350.13
2004	1968207076806.15
2005	2167891564398.87
2006	2412680221676.02
2007	2714029862799.49
2008	2937532864164.1
2009	3176745092178.72
2010	3536697489975.4
2011	3864285574808.79
2012	4170260795012.29
2013	4475394576610.01
2014	4782462417950.53
2015	5063697430307.15
2016	5365894084755.93
2017	5669234151085.89
2018	5987502182453.36