Year annual % growth 2006 16.42518140438139 2007 40.94983444324177 2008 20.23099997696538 2009 -10.247424400674873 2010 29.52024070078386 2011 -19.38276527536324 2012 23.809834699080582 2013 -17.663400719598812 2014 -5.6429252874752365 2015 -15.45279104305287 2016 -16.28645002876675 2017 8.329639321259691 2018 6.197165089033589 2019 -11.239067147449049 2020 -22.065139740667277 2021 -3.4357319924879732 2022 13.89681087104806 2023 10.389464413710911