Year annual % growth 1977 -2.890432999284812 1978 -3.1873243632743993 1979 6.527631863777202 1980 7.207120381841165 1981 -8.788211314707482 1982 -1.2606340168621273 1983 4.892255666309154 1984 1.3260236435968835 1985 1.2396149372585512 1986 0.23706299545331433 1987 1.4358985066991181 1988 2.7383319702898774 1989 -0.8791910766509261 1990 -4.2536115656095745 1991 -2.373200030192919 1992 5.20668056313356 1993 7.87362349250273 1994 3.74449153086978 1995 7.760932285489702 1996 8.31645480565922 1997 3.410504334999871 1998 9.490751513664804 1999 27.44447398768179 2000 0.17184157432701852 2001 5.518763422269586 2002 8.015232336072373 2003 10.174507745908997 2004 6.3902226553921935 2005 7.421411829388973 2006 9.568982826187522 2007 11.15224635524747 2008 7.531506272516992 2009 -4.458032712296784 2010 6.735143164216979 2011 -38.53923376073332 2012 -14.59194535886995 2013 4.9753397585208745 2014 7.172431254005147 2015 -3.312236985535094 2016 -3.0778940176707295 2017 4.876449298299178 2018 3.2897136533931075 2019 -2.3759939337329286 2020 -11.582338541557874 2021 9.13845395560142 2022 10.041466740502614 2023 3.285653267936482