Year	including construction (constant LCU)
1970	4288784011.3
1971	4657481365.4
1972	4881860243.8
1973	5048269508.4
1974	5097036685.9
1975	5584880728
1976	5889490527.9
1977	6395302829.7
1978	6809899423.7
1979	6885025146
1980	6591171802.1
1981	7866641886.4
1982	8500361571.1
1983	8953209454.8
1984	9723446979
1985	10233301504
1986	9773145076.4
1987	9215367461
1988	9906455571.8
1989	10388555813
1990	10590762431
1991	8638978600
1992	6306083900
1993	5081746700
1994	5335202800
1995	5838083500
1996	6641700000
1997	6995700000
1998	6552400000
1999	7017800000
2000	7560400000
2001	7428900000
2002	7462000000
2003	7464800000
2004	7712700000
2005	8311817528.3878
2006	9426700000
2007	9754900000
2008	10151400000
2009	10221000000
2010	10087000000
2011	10173000000
2012	10632000000
2013	11010000000
2014	10691000000
2015	11631200000
2016	11411900000
2017	11662905835.9906
2018	11957200000
2019	11523000000
2020	10583500000
2021	9868700000
2022	9204500000