Year % of GDP 2005 0.297073785239654 2006 0.299594046102001 2007 0.294771011035765 2008 1.05263175865509 2009 0.185900838034728 2010 0.716295403612445 2011 0.815341280214694 2012 0.346822967174017 2013 0.154702162253761 2014 0.123513438750382 2015 0.0968828936467626 2016 0.0819627752980139 2017 0.104326596931278 2018 0.116984497336867 2019 0.0931587848680625 2020 0.0925290326993661 2021 0.14484831357974