service_id,date,exception_type
1,20160905,2
3,20160905,1
1,20161124,2
3,20161124,1
1,20161226,2
3,20161226,1
1,20170102,2
3,20170102,1
1,20170116,2
2,20170116,1
1,20170220,2
2,20170220,1