Year % of total imports 2010 7.300017573862483 2011 6.51971040712297 2012 5.601896072228152 2013 5.135562069919737 2014 5.012209139016058 2015 11.909874190400735 2016 11.910039216390569 2017 13.645574780899777 2018 11.671833030160167 2019 10.243078152461258 2020 3.5499012379117914