Year % of commercial profits 2005 10.933333333333332 2006 11.15 2007 11.360000000000001 2008 11.29375 2009 11.212499999999999 2010 11.337500000000002 2011 10.976470588235294 2012 11.661111111111111 2013 11.5 2014 11.483333333333333 2015 11.672222222222222 2016 11.744444444444445 2017 11.799999999999999 2018 11.899999999999999 2019 12.399999999999999