service_id,date,exception_type
mtwtfs,20191225,2
mtwtfs,20200101,2
mtwtfs,20200525,2
mtwtfs,20200703,2
mtwtfs,20200704,2
mtwtfs,20200907,2
mtwtfs,20210101,2
mtwtfs,20210531,2
mtwtfs,20210906,2
sat,20200704,2
mtwtf,20200101,2
mtwtf,20200703,2
mtwtf,20200907,2
