Year % of GDP 2012 9.424758532277517 2013 9.682575319523838 2014 9.666405536498031 2015 9.206171059386318 2016 10.284649981296722 2017 10.631126108104038 2018 11.27191843584362 2019 11.711491860296402 2020 12.344909801717032 2021 11.031590563418648 2022 11.305282501996281 2023 11.113090649086573