service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date WKDY,1,1,1,1,1,0,0,20090914,20101231 SAT,0,0,0,0,0,1,0,20090914,20101231 SUN,0,0,0,0,0,0,1,20090914,20101231 M-FSAT,1,1,1,1,1,1,0,20090914,20101231 SUNAB,0,0,0,0,0,0,1,20090914,20101231