Year annual % growth 2011 6.423858653953047 2012 9.66517772083624 2013 4.829910954582118 2014 6.935849815911354 2015 1.6169062474090907 2016 0.07281812116733022 2017 8.021698779826522 2018 7.4055755694542 2019 4.705279241514248 2020 -4.012898598797449 2021 7.525985745883617