Year	days
2009	178.08823529411765
2010	149.2058823529412
2011	144.2058823529412
2012	149
2013	142.62333333333333
2014	138.04000000000002
2015	125.10117647058826
2016	123.66000000000001
2017	121.74823529411766
2018	119.30382352941176
2019	117.75882352941177