service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
wkdy,1,1,0,1,1,0,0,20160123,20161201
wed,0,0,1,0,0,0,0,20160123,20161201
sat,0,0,0,0,0,1,0,20160123,20161201
sun,0,0,0,0,0,0,1,20160123,20161201
