Year % of GDP 2010 9.37963703009065 2011 10.245754828612542 2012 11.897443135182892 2013 12.184350860035288 2014 14.523893614601354 2015 14.780593409349931 2016 16.071874195966647 2017 13.720795242272143 2018 12.708662826673322 2019 17.684248625959484 2020 14.68964162692572 2021 11.53103154713963 2022 14.323302270928034