Year	days
2003	48.55882352941177
2004	40.911764705882355
2005	30.205882352941178
2006	26.416666666666668
2007	22.944444444444443
2008	18.31578947368421
2009	17.473684210526315
2010	16.236842105263158
2011	15.775
2012	15.525
2013	14.825
2014	12.9
2015	11.975
2016	11.475
2017	10.975
2018	11.05
2019	10.3