Year	% of commercial profits
2005	9.8
2006	14.1
2007	14.1
2008	14.1
2009	13.3
2010	13.3
2011	14.3
2012	14.3
2013	14.3
2014	14.3
2015	14.3
2016	14.3
2017	14.3
2018	7.8
2019	7.8