service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
WK,1,1,1,1,1,0,0,20120513,20120818
SA,0,0,0,0,0,1,0,20120513,20120818
SU,0,0,0,0,0,0,1,20120513,20120818
