Year	% of profit
2005	44.2
2006	44.2
2007	44.2
2008	44.2
2009	44.2
2010	44.1
2011	44.1
2012	44.1
2013	44.1
2014	44.1
2015	44.1
2016	44.7
2017	44.7
2018	44.7
2019	44.7