Year	days
2004	44
2005	44
2006	44
2007	44
2008	44
2009	32
2010	32
2011	32
2012	28.5
2013	29.5
2014	22.5
2015	22.5
2016	22.5
2017	22.5
2018	22.5
2019	22.5