Year % of commercial profits 2005 9.3 2006 9.2 2007 9.7 2008 9.7 2009 9.7 2010 9.7 2011 10 2012 10 2013 11.1 2014 11 2015 10.9 2016 10.8 2017 10.8 2018 14.4 2019 14.4