Year	days
2004	125.08974358974359
2005	116.94318181818181
2006	109.35227272727273
2007	96.30681818181819
2008	92.2840909090909
2009	88.82954545454545
2010	81.67045454545455
2011	76.19318181818181
2012	75.76666666666667
2013	79.21673469387754
2014	75.7473469387755
2015	74.98204081632652
2016	74.65551020408162
2017	73.90020408163265
2018	72.0469387755102
2019	70.31908163265305
