Year including construction (current LCU) 1974 2368000000 1975 2480000000 1976 3181000000 1977 3583000000 1978 3559000000 1979 5134000000 1980 8952000000 1981 7550000000 1982 7272000000 1983 6281000000 1984 5928000000 1985 5567000000 1986 3020000000 1987 3452000000 1988 2830000000 1989 3482045700 1990 3928037300 1991 3809675700 1992 4116197100.0000005 1993 3796978800 1994 3360505300 1995 3641584700 1996 4061216400 1997 4325019400 1998 3493995100 1999 4302742600 2000 6587267300 2001 6025544200 2002 6347106500 2003 7328334800 2004 9028418900 2005 11352380000 2006 13337000000 2007 13161800000 2008 15117500000 2009 10210600000 2010 12832000000 2011 17168000000 2012 17294000000 2013 15853000000 2014 14699200000 2015 10909000000 2016 9021770500 2017 10001812000 2018 11574219500 2019 11487182000 2020 9795153400 2021 11801706100 2022 15624993600 2023 12556994200