Year annual % growth 1981 5.149570186872808 1982 -2.136952896231122 1983 -4.214315471670261 1984 14.166722796357845 1985 25.583715928763297 1986 20.477048608519283 1987 -4.9790012791355025 1988 -1.4944004233419292 1989 16.4269999274987 1990 -8.249694781482035 1991 -0.0001656240569190004 1992 17.580391034541194 1993 6.849173159185867 1994 -3.78903313606493 1995 -6.559095005567144 1996 17.47409127931843 1997 13.137170956090173 1998 9.828173108884755 1999 -15.573747010294596 2000 47.56597657863071 2001 -3.3783777343678736 2002 18.88101527672299 2003 -9.411729043238807 2004 4.877038456499278 2005 17.037391493791446 2006 16.914109804511114 2007 -12.523034106734528 2008 -19.605395591751503 2009 4.034500623448849 2010 0.4103294615117221 2011 16.06304600614679 2012 -1.0824476421069846 2013 3.2915649935474534 2014 -1.1948208463632568 2015 10.802235851193643 2016 12.57436532968805 2017 3.281271116407453 2018 11.357985232826366 2019 2.1136395441942852 2020 5.248641931923231 2021 -1.664106349785115 2022 -12.890032223279974 2023 13.467518941011676