Year % 2001 43.8104668407353 2002 30.4928643068612 2003 31.7670425258246 2004 31.8523082141298 2005 33.8764190425159 2006 43.1226047110845 2007 45.8647810646117 2008 90.6889356984479 2009 52.6608063044026 2010 60.134831819765 2011 68.0275758025204 2012 33.5976807486315 2013 29.070780238428203 2014 59.9235199740655 2015 42.6402544892321 2016 38.5055963386212 2017 29.18649706278 2018 30.9751 2019 28.751 2020 32.3275 2021 27.8337 2022 31.6024