service_id,date,exception_type
R2_3A,20170311,1
R2_3C,20170301,2
R2_3C,20170302,2
R2_3C,20170303,2
R2_3C,20170304,2
R6_1B,20170121,2
R6_1B,20170122,2
R6_1B,20170131,2
R6_1B,20170201,2
R6_1B,20170202,2
R6_2B,20170131,2
R6_2B,20170201,2
R6_2B,20170202,2
R6_2B,20170203,2
R6_2B,20170204,2
R6_2B,20170205,2
R6_3A,20170131,2
R6_3A,20170201,2
R6_3A,20170202,2
R6_3A,20170203,2
R6_4A,20170122,2
R6_4B,20170122,1
R6_5A,20170127,2
R6_5A,20170128,2
R6_5A,20170129,2
R6_5A,20170130,2
R6_5A,20170131,2
R6_5A,20170201,2
R6_5A,20170202,2
R6_5A,20170203,2
R6_5A,20170204,2
R6_5A,20170205,2
R7_1B,20170311,1
R8_1A,20170204,2
R8_1B,20170204,1
R61_1A,20170131,2
R61_1A,20170201,2
R61_1A,20170202,2