Year % of GDP 2009 0.14224903073882678 2010 0.2097594265456412 2011 0.23777994383931866 2012 0.15888376727198594 2013 0.3577399958855588 2014 0.3539862461802596 2015 0.49258212940857493 2016 3.529290522981558 2017 1.323999862232116 2018 0.02445312407408837 2019 1.665851019752192 2020 -1.0441793684121732 2021 0.6793135046659013 2022 1.3293327739878147