Year including construction (constant LCU) 1970 40006749958 1971 43539377837 1972 46805094712 1973 48588236364 1974 48668645719 1975 48525690628 1976 57505863505 1977 60556661772 1978 66468414074 1979 76194421247 1980 78926203672 1981 79728971767 1982 85413475022 1983 95880199741 1984 107363787580 1985 104365684400 1986 109117029060 1987 113398714110 1988 127119087820 1989 130310233210 1990 141218723590 1991 154962123900 1992 165450213500 1993 177960517500 1994 195694471900 1995 228022009800 1996 255821899200 1997 273138257100 1998 247717732700 1999 268117559400.00003 2000 296903587600 2001 289473470200 2002 301601098400 2003 323892044500 2004 346495500100 2005 357352157700 2006 372745147800 2007 375687078800 2008 372402277500 2009 347556899500 2010 364433164000 2011 373452192500 2012 391873665000 2013 406165204500 2014 430024604500 2015 452530000000 2016 472187000000 2017 494220000000 2018 510703000000 2019 523950000000 2020 492052000000 2021 520469000000 2022 554108000000 2023 562050052000