Year	days
2003	440.2857142857143
2004	416.57142857142856
2005	387.6
2006	393.875
2007	404.25
2008	402.375
2009	402.4117647058824
2010	402.4117647058824
2011	429
2012	427.52941176470586
2013	444.70588235294116
2014	439.4117647058824
2015	449.88235294117646
2016	451.6470588235294
2017	451.6470588235294
2018	451.6470588235294
2019	451.70588235294116
