Year % of GDP 2005 0 2006 0 2007 0 2008 0 2009 0 2010 0.004165890109006417 2011 0.0036584551948995285 2012 0.0015018121481532253 2013 0.0024255111228895848 2014 0.0023605943541305163 2015 0.02990420064880085 2016 0.003649249718159442 2017 0.01901752823558055 2018 0.020054906230093983 2019 0.018529961368206286 2020 0.020943952270559407 2021 0.5689592636402862 2022 0.012089563587643112 2023 0.014173149444172325