Year annual % growth 1996 -3.086466997170618 1997 4.279961754245832 1998 -7.050165590001427 1999 -0.22478945724779464 2000 1.5500963430922212 2001 3.458338986509574 2002 16.57457208108511 2003 -2.309681520074122 2004 13.76250804890364 2005 6.16732182153838 2006 12.262941025369116 2007 17.462320602728994 2008 4.2714101023017434 2009 5.981076501269044 2010 7.550407601408196 2011 4.453346646800867 2012 6.145569098434407 2013 4.4711211280439755 2014 5.074174245417453 2015 4.106990267272906 2016 4.948503992454661 2017 5.5945329922130895 2018 2.7191206845272404 2019 3.127250374857482 2020 -1.8548822238693532 2021 6.5727781646671275