service_id,date,exception_type
4_merged_178474,20120528,2
4_merged_178474,20120220,2
4_merged_178477,20120220,2
3_merged_178472,20120408,2
2_merged_178476,20120528,2
2_merged_178476,20120704,2
2_merged_178476,20120408,2
3_merged_178475,20120220,1
