Year % of commercial profits 2005 38.245283018867916 2006 38.22962962962961 2007 37.59074074074072 2008 36.951851851851835 2009 36.70909090909089 2010 34.98909090909089 2011 26.39090909090908 2012 24.505263157894728 2013 18.80344827586207 2014 14.912068965517246 2015 14.836206896551733 2016 14.670689655172419 2017 15.060344827586214 2018 15.193103448275865 2019 15.377586206896556