service_id,date,exception_type
1_merged_2715693,20150424,1
1_merged_2715693,20150119,2
1_merged_2715693,20150331,1
1,20150907,2
1,20150525,2
2_merged_2715695,20150119,1
3,20150907,1
3,20150704,1
2,20150525,1
2,20150704,2
1_merged_2715690,20141231,2
1_merged_2715690,20141128,2
1_merged_2715690,20140901,2
1_merged_2715690,20141224,2
1_merged_2715690,20141225,2
1_merged_2715690,20150101,2
1_merged_2715690,20141127,2
1_merged_2715690,20141111,1
2_merged_2715692,20141231,1
2_merged_2715692,20141128,1
2_merged_2715692,20141224,1
3_merged_2715691,20141225,1
3_merged_2715691,20150101,1
3_merged_2715691,20140901,1
3_merged_2715691,20141127,1