Year annual % 2006 2.92451258123648 2007 4.34712215656112 2008 8.75872769588798 2009 3.46672373207793 2010 0.654946570148479 2011 3.4501431124869 2012 4.14524724981119 2013 2.20589268141178 2014 -0.710514051710227 2015 1.54869158222486 2016 -0.271385023385176 2017 2.3802359905313 2018 2.611223782638 2019 0.361563704540767 2020 -0.255655699848551 2021 2.41080198403165 2022 13.0403036347004 2023 8.58476910455403