Year % of GDP 2008 39.22615997460424 2009 42.60201066850282 2010 43.313213577805946 2011 41.69538598706206 2012 42.418225829919244 2013 47.01664746066714 2014 43.023002800888996 2015 42.78645818262051 2016 43.78775878154616 2017 44.2324938724319 2018 45.534323837461656 2019 48.46418711165204 2020 58.23548730382855 2021 55.492181593704345 2022 55.43903798981241 2023 56.853986695194315