service_id,date,exception_type
mtwtf,20101125,2
mtwtf,20110101,2
ss,20101225,2
ss,20110101,2
sat,20101125,2
sat,20101225,2
sat,20110101,2
daily,20110101,2
daily,20101125,2
daily,20101225,2
smtwtf,20110101,2
smtwtf,20101125,2
smtwtf,20101225,2
