Year % of GDP 2010 14.24957595656862 2011 14.85129878319068 2012 14.332411090206987 2013 14.125305743026463 2014 13.490074518820103 2015 13.629629365407661 2016 13.710430981606194 2017 13.605228515205969 2018 13.940107993510567 2019 13.737694836264103 2020 12.719387857198166 2021 14.136675131862214 2022 14.725847918496296