Year constant LCU 1970 18590000000 1971 19565000000 1972 19550000000 1973 18809000000 1974 20691000000 1975 20979000000 1976 21299000000 1977 20813000000 1978 20631000000 1979 19263000000 1980 20842000000 1981 22467000000 1982 22224000000 1983 21520000000 1984 23784000000 1985 21565000000 1986 20063000000 1987 21009000000 1988 21201000000 1989 21994000000 1990 23045000000 1991 25409000000 1992 24088000000 1993 27677000000 1994 28457000000 1995 30369000000 1996 30251000000 1997 29833000000 1998 30375000000 1999 30376000000 2000 28925000000 2001 28116000000 2002 30574000000 2003 30024000000 2004 33515000000 2005 34259000000 2006 35493000000 2007 37965000000 2008 39468000000 2009 40077000000 2010 44080000000 2011 45882000000 2012 48000000000 2013 45737000000 2014 49105000000 2015 46384000000 2016 43602000000 2017 45535000000 2018 44976000000 2019 45418000000 2020 48529000000 2021 52076000000 2022 54046000000 2023 51414000000