service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
w1,1,1,1,1,1,1,1,20161003,20181231 
w3,1,1,1,1,1,0,0,20160101,20181231 
w4,1,1,1,1,1,1,0,20160101,20181231
w5,0,0,0,1,1,1,0,20160101,20181231
w6,0,0,0,0,1,1,1,20160101,20171029
w7,0,0,0,1,1,0,0,20161001,20181231
w8,0,0,0,0,0,1,0,20161001,20181231
w9,0,0,0,0,0,0,1,20161001,20181231