Year including construction (current LCU) 1960 467400000 1963 723700000 1964 793800000 1965 899100000 1966 1023300000 1967 1134700000 1968 1275200000 1969 1417200000 1970 1526300000 1971 1818400000 1972 2084900000 1973 2363500000 1974 2706000000 1975 2832000000 1976 3369600000 1977 3624500000 1978 4246300000 1979 4801800000 1980 5675800000 1981 6232800000 1982 6499900000 1983 6706700000 1984 7696400000 1985 8243400000 1986 8879800000 1987 9900900000 1988 10986100000 1989 11634100000 1990 12845700000 1991 13431500000 1992 14981300000 1993 16301400000 1994 17675700000 1995 18872800000 1996 19543500000 1997 20559400000 1998 24476600000 1999 23329800000 2000 28421000000 2001 33450600000 2002 35271500000 2003 36667900000 2004 38509200000 2005 39634806000 2006 40897524800 2007 41877832900 2008 44383367000 2009 47615800000 2010 50077300000 2011 49959800000 2012 50415200000 2013 50470900000 2014 51155200000 2015 52657700000 2016 53369800000 2017 51960115573.0384 2018 51141100000 2019 53450900000 2020 51892300000 2021 53724600000 2022 56117600000 2023 57844700000