Year % of GDP 2011 -0.1713415474068361 2012 -0.02966998207319713 2013 -0.06544721550018356 2014 -0.004267744061857733 2015 0.11504621419762277 2016 0.09079879704134237 2017 0.02620889911286068 2018 -0.2452944094408377 2019 -0.16738242707165848 2020 0.0003940133474399511