Year % of GDP 2009 44.738451094946626 2010 46.11947997207283 2011 29.47014022680157 2012 35.43776008201432 2013 28.481007184124643 2014 20.159914822006208 2015 24.43500655038639 2016 32.44984002877903 2017 32.81209968716588 2018 26.469118327148085 2019 33.6164662295615 2020 35.06553985658844 2021 31.590075894947603 2022 23.75781393496755