Year % of commercial profits 2005 9.166666666666666 2006 9.159999999999998 2007 9.212 2008 9.312000000000001 2009 8.959999999999997 2010 9.003999999999998 2011 9.359999999999998 2012 9.226923076923079 2013 11.010344827586206 2014 11.017241379310345 2015 11.03103448275862 2016 11.25862068965517 2017 11.379310344827585 2018 11.337931034482759 2019 11.66551724137931