service_id,start_date,end_date,monday,tuesday,wednesday,thursday,friday,saturday,sunday
1_merged_8846829,20190525,20190602,1,1,1,1,1,0,0
2_merged_8846828,20190421,20190524,0,0,0,0,0,1,0
1_merged_8846826,20190421,20190524,1,1,1,1,1,0,0
3_merged_8846827,20190421,20190524,0,0,0,0,0,0,1
3_merged_8846830,20190525,20190602,0,0,0,0,0,0,1
2_merged_8846831,20190525,20190602,0,0,0,0,0,1,0