Year annual % 1996 -5.785744755828403 1997 3.8053053792017324 1998 0.716852675396592 1999 3.389287967086248 2000 -0.9561361173588788 2001 5.969641527301479 2002 -11.970327954190525 2003 -3.7452076126272633 2004 -0.05631610743065439 2005 1.6125727399393492 2006 -8.45617148272872 2007 4.566330745085081 2008 3.2262141751192845 2009 16.283008856781358 2010 -0.06405643986592022 2011 3.945947369807444 2012 13.873613610062256 2013 8.136076019791256 2014 33.34659578116961 2015 -8.289177204119639 2016 22.039231964459006 2017 10.739877644636266 2018 2.3305621158100522 2019 1.0119897462521903 2020 15.628074317677152 2021 15.421292614573604