Year	days
2003	29
2004	29
2005	29
2006	25
2007	22.5
2008	22.5
2009	22.5
2010	20.5
2011	20
2012	22.5
2013	22.5
2014	22.5
2015	22.5
2016	22.5
2017	22.5
2018	22.5
2019	19.5
