Year	days
2005	286.55263157894734
2006	276.225
2007	279.125
2008	263.675
2009	250.5952380952381
2010	237.45238095238096
2011	214.3
2012	202.3
2013	186.6809523809524
2014	175.65
2015	173.01666666666665
2016	165.77954545454546
2017	165.00681818181818
2018	157.74318181818182
2019	154.4090909090909