Year % of GDP 2010 13.057964087211172 2011 13.5478350006698 2012 13.23531241052554 2013 13.22367330516545 2014 13.143825087201717 2015 13.676592609267164 2016 13.73176221711737 2017 13.397204895724826 2018 13.516956357572536 2019 13.478940499310161 2020 13.134410719568772 2021 13.933437703481482 2022 14.272603353391396