Year annual % growth 1976 5.950232298107366 1977 3.487871188857511 1978 12.215143683280587 1979 12.097062300171089 1980 -5.229789358636509 1981 1.8446004797589381 1982 -0.5996265142627948 1983 1.5456579563896327 1984 4.553121043181648 1985 26.074949595425622 1986 11.209897376721358 1987 9.702318451123489 1988 14.911250212819027 1989 1.6011766694071525 1990 11.571789727023216 1991 6.607447761440227 1992 0.6113581611540297 1993 6.2611346109474795 1994 -14.13075044329834 1995 9.011147511470028 1996 10.11886054462903 1997 9.907266571557628 1998 -4.744146855347253 1999 8.560340253324284 2000 -3.8992597746138955 2001 0.7110779606600488 2002 -12.855699754784482 2003 -8.076559365366847 2004 0.9305561579254089 2005 18.637466367655847 2006 8.277567307127185 2007 8.56509934360858 2008 9.461406915745755 2009 -8.264920193092593 2010 8.929854686122084 2011 17.40993649135369 2012 -0.9312692098996536 2013 4.306359665541962 2014 7.12621338557922 2015 -7.670804324623418 2016 3.483770166786556 2017 -3.3330612824826034 2018 -4.238209124948938 2019 6.2580941308387565 2020 -1.679733776403566 2021 1.5655711681614974