Year annual % growth 1997 2.218261915553981 1998 3.765993647868598 1999 3.158927956564469 2000 5.273768552595797 2001 2.798411664851997 2002 4.169799466211117 2003 3.1701891226035173 2004 4.251828311266138 2005 5.331066443933267 2006 5.570927501034987 2007 7.078109532734473 2008 2.6711036132667516 2009 -1.7470524272606838 2010 0.409066856480905 2011 2.0160915861527684 2012 3.8232567993841116 2013 1.467562784910939 2014 1.6033404264264703 2015 3.6819054141925136 2016 3.107897612809367 2017 5.97842543051739 2018 5.413214794161377 2019 4.5125925231141935 2020 -2.2932523603877826 2021 7.842345190281506 2022 5.66954811263372 2023 0.9895030264142264