Year annual % growth 2012 5.223957624822816 2013 3.8475544240844926 2014 4.01041901961338 2015 1.9116580985206042 2016 2.772718821248745 2017 3.1609026586643267 2018 5.515018437861485 2019 7.0717638654021755 2020 -1.1245221756286554 2021 1.8714944615234117