Year including construction (constant LCU) 1980 10007290950.0163 1981 10554458881.274101 1982 11540937426.3542 1983 12422567740.1395 1984 13184234912.522598 1985 13855850090.7421 1986 14575373070.4499 1987 15358624534.689098 1988 16881318824.0569 1989 17044259073.1671 1990 14913726685.714 1991 12139773600 1992 11362828000 1993 10658332700 1994 11297832600 1995 10679786200 1996 10737488500 1997 11630270600 1998 11941999800 1999 11838687900 2000 13127287200 2001 13945127300 2002 14582263400 2003 15695531000 2004 16320284000 2005 17051813500 2006 18629513400 2007 20861333200 2008 22017520500 2009 21401850200 2010 19870401900 2011 20299811500 2012 21102308900 2013 20503470400 2014 20617381100 2015 21524129000 2016 22369143000 2017 22588095800 2018 22588468100 2019 22588337000 2020 20783772700 2021 20990106500 2022 23492030600 2023 23705869778.702103