Year	days
2004	36
2005	36
2006	36
2007	36
2008	35.5
2009	17
2010	9.5
2011	9.5
2012	9.5
2013	9.5
2014	9.5
2015	9.5
2016	9.5
2017	9.5
2018	9.5
2019	9.5