Year annual % growth 1994 0.7354732855330468 1995 -1.2548056175257898 1996 4.9736310676585305 1997 2.1067385461124672 1998 0.08031933261089819 1999 2.9908648008498204 2000 3.1301033868110153 2001 6.549851646867481 2002 6.9080517102067205 2003 2.5441718007578515 2004 2.0845529435147228 2005 4.837842146448665 2006 4.350546538111104 2007 8.474303625410016 2008 1.6802428479295628 2009 -1.0528235356253361 2010 7.21600451279312 2011 -0.08920121792016289 2012 -0.4226690541002682 2013 -1.8848573549833532 2014 -2.4917037092062344 2015 -6.868119941884359 2016 5.742494305489743 2017 -1.7249828388767412 2018 -2.9819543387465473 2019 -1.714182769511254 2020 -4.937235825155753 2021 7.156889067657772