Year including construction (constant LCU) 1968 31109955400 1969 34007939000 1970 35267016000 1971 37435507000 1972 41354182500 1973 45961953500 1974 48631386700 1975 52169002800 1976 57285126300 1977 60355169200 1978 59854850700 1979 57798448300 1980 57240389900 1981 61611701600 1982 62818317700 1983 68049942299.99999 1984 75032619900 1985 80819514200 1986 89751470800 1987 99023604700 1988 99223104000 1989 104121587900 1990 110982252200 1991 113656535100 1992 120469681800 1993 130276711700 1994 123820076500 1995 134648626599.99998 1996 143939990600 1997 157567375100 1998 167582763800 1999 159016240500 2000 170309630200 2001 152368279200 2002 162429833600 2003 177784157100 2004 202868128500 2005 224433909600 2006 253106113300 2007 272004903000 2008 270145641799.99997 2009 241769379300 2010 269411105100 2011 321480985300 2012 336451383900 2013 372586160400 2014 391664739000 2015 411348473400 2016 430399707500 2017 470579152200 2018 473708020000 2019 461213978300 2020 465066706300 2021 525483293399.99994 2022 522466335200 2023 534711101500