Year including construction (constant LCU) 1965 9330814600 1966 9024050600 1967 9447968500 1968 9389390500 1969 9993666000 1970 9776314000 1971 9969001700 1972 11268500500 1973 11359453300 1974 12395351200 1975 12031555200 1976 12364523300 1977 11530558500 1978 12030014300 1979 11413406600 1980 11673921700 1981 12253532900 1982 12179540000 1983 11795701300 1984 11465817000 1985 11603011600 1986 11623051200 1987 12125586700 1988 12933342300 1989 12839311800 1990 13423545600 1991 13260142800 1992 14536522200 1993 13375757900 1994 12057759400 1995 11054175200 1996 11005241900 1997 12264095200 1998 11377527500 1999 11142594800 2000 11627964300 2001 12806627500 2002 14214888300 2003 15852061700 2004 17858229500 2005 20011877600 2006 22237967900 2007 24597327500 2008 26002412700 2009 29187044200 2010 31341356100 2011 32665454100 2012 33323510000.000004 2013 34194000000 2014 35524000000 2015 37943213600 2016 40064000000 2017 42229031200 2018 44187928300 2019 42743788600 2020 43286774900 2021 46375566300 2022 45343070700 2023 46125300000