Year % of GDP 2008 11.261140677617785 2009 8.276135796153433 2010 9.456833184899988 2011 8.132568201612676 2012 7.44545756610942 2013 8.431611261104578 2014 8.298706408054692 2015 7.677168233668868 2016 8.171523193177844 2017 7.408719575813944 2018 6.5311643326911515 2019 7.238669919043923 2020 7.362009757809157 2021 6.923305530685013 2022 7.392605461026401 2023 7.770515831838722