Year % of GDP 2010 110.17258804731959 2011 135.48445054101802 2012 147.64019553920323 2013 93.86503410336431 2014 62.79066643767972 2015 36.054508351308556 2016 14.977122088011786 2017 20.059804785783882 2018 25.086277175752215 2019 22.87547546415107 2020 12.6427117196592 2021 15.10031106627962 2022 21.66911771578028