Year	days
2009	96.94117647058823
2010	96.94117647058823
2011	97.88235294117646
2012	89
2013	107.3
2014	83.42699999999999
2015	77.46000000000001
2016	77.494
2017	76.06
2018	69.4
2019	67.962
