Year	days
2004	49
2005	49
2006	49
2007	49
2008	49
2009	6
2010	6
2011	6
2012	5.5
2013	5.5
2014	5.5
2015	5.5
2016	5.5
2017	5.5
2018	5.5
2019	5.5