Year annual % growth 1983 -25.43865651391154 1984 -27.25859057938176 1985 33.67044608813856 1986 -30.829817191896865 1987 -8.5160602805974 1988 38.55677018122739 1989 -11.254976441950603 1990 5.192083786111851 1991 8.173064935813628 1992 0.10807060379849531 1993 4.668414724929988 1994 12.933799922327836 1995 7.851125156745084 1996 3.275498759828153 1997 7.45170710471092 1998 -1.5274494787005892 1999 -1.8526626876286088 2000 0.8180512475934592 2001 1.2330226693186859 2002 5.425125231270059 2003 3.1268405494408853 2004 2.7194724749467696 2005 5.787546915080171 2006 8.032387271565966 2007 11.167592725539421 2008 9.68931826586082 2009 3.4996643818368227 2010 11.800874702010816 2011 8.506539939299358 2012 7.325949778777073 2013 6.179545121893298 2014 2.639015205106361 2015 2.595325396047812 2016 1.6151220363210825 2017 2.5336672879357565 2018 2.9553943602006427 2019 5.937735504445783 2020 -9.871813284088375 2021 3.0156124336819516