Year % of commercial service imports 2011 24.166202385759217 2012 24.325927189771207 2013 25.76599653630041 2014 27.232774617682207 2015 28.403728847696414 2016 29.370593137509772 2017 28.948905539718325 2018 27.628463736438235 2019 28.74569729722608 2020 19.842764324115816 2021 21.567586727484134