Year % of commercial profits 2005 14.7125 2006 13.264000000000001 2007 13.371999999999998 2008 12.51923076923077 2009 11.96153846153846 2010 12.465384615384616 2011 11.907407407407407 2012 11.703703703703704 2013 12.451851851851849 2014 12.674074074074074 2015 12.018518518518517 2016 12.05925925925926 2017 12.196296296296296 2018 11.922222222222224 2019 12.00740740740741