service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
daily,1,1,1,1,1,1,1,20120101,20130501
mtwtf,1,1,1,1,1,0,0,20120101,20130501
mtwtfs,1,1,1,1,1,1,0,20120101,20130501
ss,0,0,0,0,0,1,1,20120101,20120401
