Year	including construction (constant 2015 US$)
1981	153756475420.9408
1982	143817998539.47137
1983	129563118128.26738
1984	132813586303.67085
1985	136925292306.89758
1986	135628650586.29117
1987	144649588761.02765
1988	149491071686.34644
1989	147211097677.2244
1990	185083384920.88235
1991	147043641285.73346
1992	151620956136.9048
1993	142154393225.18918
1994	138339132046.9549
1995	137682250704.56552
1996	145540837612.2785
1997	164334301481.8836
1998	184761198152.16217
1999	193254755560.443
2000	204433064897.8507
2001	212185599367.83258
2002	210021401994.31836
2003	203369804501.92368
2004	224671955118.12216
2005	234236829455.2042
2006	243725105113.9707
2007	255326335563.8328
2008	266001352607.96704
2009	272882625100.3276
2010	284359911194.7053
2011	299226698077.02075
2012	310192016044.4837
2013	319859302144.33484
2014	337744844092.3209
2015	349124700106.6196
2016	358336015430.29193
2017	362325693727.26843
2018	368523824684.97064
2019	385237032589.6108
2020	363830306426.4226
2021	367103883027.76404
2022	380134148395.96765
2023	379960176955.2075