Year annual % growth 1982 -26.0668748373667 1983 -35.2661680598328 1984 -30.8957455484573 1985 7.85306845003922 1986 -30.0682989103178 1987 -37.1430136157496 1988 -6.60133512013157 1989 36.7526075445548 1990 19.5568000207892 1991 30.5457292056171 1992 -14.9728190743814 1993 20.8370253247297 1994 -21.6000567169951 1995 -11.8740585525323 1996 48.8084906736831 1997 34.8268959493655 1998 -6.53771177836751 1999 -33.7025843407362 2000 12.5751426200419 2001 60.8892629020747 2002 6.35336358106247 2003 53.4448996761633 2004 -33.213866461944 2005 33.6190150580944 2006 35.9662985605284 2007 25.8323219656085 2008 -18.7620134864863 2009 -15.8299139001123 2010 -15.2841960829457 2011 -7.83336452520929 2012 -32.8916515004238 2013 12.2158059427282 2014 5.96923738427351 2015 -26.8213109613217 2016 -8.96158557199462 2017 4.7516501849957