Year % of commercial profits 2005 5.64 2006 5.64 2007 5.64 2008 5.64 2009 5.64 2010 5.64 2011 5.64 2012 6.7 2013 8.6875 2014 8.7125 2015 8.762500000000001 2016 8.799999999999999 2017 8.8875 2018 9.975 2019 10.774999999999999