Year % of commercial profits 2005 14.877678571428573 2006 14.614912280701757 2007 14.45526315789474 2008 14.483333333333333 2009 14.115652173913041 2010 14.134782608695652 2011 14.220869565217388 2012 14.194067796610167 2013 14.56031746031746 2014 14.56507936507936 2015 14.534920634920633 2016 14.613492063492062 2017 14.534126984126981 2018 14.623015873015872 2019 14.873809523809523