Year annual % growth 1982 -11.3778179645703 1983 -18.9741033070154 1984 -17.4289226181716 1985 8.38245868221267 1986 -22.0529007980259 1987 -19.9023199181134 1988 14.2992491565051 1989 0.810108311604992 1990 15.9032453144782 1991 9.3554040512647 1992 2.13373275143579 1993 -13.6411785464559 1994 1.80153171951669 1995 6.34157895817609 1996 15.1371122154592 1997 2.49958112652978 1998 -4.56373931577915 1999 10.0776512262771 2000 7.37662851958393 2001 16.0258565865378 2002 4.42898349839658 2003 11.7038018564229 2004 21.625927721156 2005 4.98181452817015 2006 9.46058813776476 2007 22.0380248798824 2008 -1.1450719959097 2009 13.5597523439141 2010 2.29457771147072 2011 -5.96129677220807 2012 14.2561777342485 2013 -0.0446807935269504 2014 7.88276486722499 2015 -3.07415042882575 2016 -6.88028406974786 2017 -2.92469512182556