Year % 2003 25.519 2004 46.556 2006 32.622 2010 33.151 2011 60.726 2012 35.571 2013 29.405 2014 35.438 2015 34.627 2016 39.173 2017 34.497 2018 37.789 2019 39.358 2021 48.03 2022 37.642