Year % of commercial profits 2005 13.457894736842105 2006 12.970000000000002 2007 12.585000000000003 2008 12.405000000000003 2009 11.042857142857143 2010 10.161904761904761 2011 9.342857142857143 2012 8.89047619047619 2013 9.25909090909091 2014 10.80909090909091 2015 11.245454545454548 2016 11.22272727272727 2017 11.409090909090908 2018 11.095454545454546 2019 11.413636363636364