Year % 2005 4.9440701006767735 2006 5.4355215841338245 2007 2.2043767181162557 2008 -3.825248630071657 2009 2.5115789750039204 2010 1.2851411688742604 2011 -1.3885289905264986 2012 -0.7416397273680649 2013 7.578020199617028 2014 5.9959181514696205 2015 7.545939073238469 2016 2.622405521909372 2017 5.024211614252448 2018 5.628913773473947 2019 6.143920628327087 2020 0.06753750894605283 2021 6.420509744887897