Year % of GDP 2010 6.529152808081301 2011 4.557052637037284 2012 5.662359261593205 2013 2.8929102698526283 2014 5.427308217925635 2015 9.062946012695248 2016 8.514496964303463 2017 8.389397967117501 2018 6.046991645772394 2019 6.47454600738145 2020 10.019794122635561 2021 7.484741516480521 2022 4.8166516980466