Year % GDP 1976 1.6950485886163813 1977 3.2962175945601357 1978 4.481658107116655 1979 4.159420289855072 1980 5.106643818413924 1981 6.899388050341966 1982 12.005894834706197 1983 16.53278150599738 1984 17.719075777436927 1985 19.558299472522126 1986 13.997468089525752 1987 9.291576158789717 1988 -2.0198794484666367 1989 -4.536700753218909 1990 -5.006722125777521 1991 -2.4783365225203258 1992 0.3318795374485225 1993 3.0719898041394513 1994 3.84428231753804 1995 6.300370845886184 1996 3.4217542370301035 1997 4.4742496043193585 1998 4.920129815105886 1999 5.03713252716129 2000 1.4794800597457372 2001 3.2962997941065266 2002 0.9436643662382459 2003 3.3493254213814576 2004 6.557606368361793 2005 4.346093774299364 2006 4.854386873578432 2007 5.677170414975419 2008 5.419440355867365 2009 5.101149325372838 2010 5.5400650392115836 2011 4.578249341081803 2012 4.661549992679716 2013 0.713390257958677 2014 0.25200736319920664 2015 6.9201905161395585 2016 11.635983777483737 2017 13.35707753777767 2018 13.166095750122231 2019 13.593155283624315 2020 18.934078564727233 2021 14.243541900134083 2022 12.672698753095782 2023 12.8481471441414