Year	days
2005	205.34259259259258
2006	201.59337349397592
2007	200.5
2008	200.13235294117646
2009	192.01169590643275
2010	186.62280701754386
2011	181.95058139534885
2012	175.77142857142857
2013	170.22194594594595
2014	166.23419354838708
2015	165.07627027027024
2016	161.72691891891893
2017	160.0368108108108
2018	157.43032258064514
2019	153.98586021505378