"local_date","call_outgoing_night_count","call_outgoing_night_distinctcontacts","call_outgoing_night_meanduration","call_outgoing_night_sumduration","call_outgoing_night_minduration","call_outgoing_night_maxduration","call_outgoing_night_stdduration","call_outgoing_night_modeduration","call_outgoing_night_entropyduration","call_outgoing_night_timefirstcall","call_outgoing_night_timelastcall","call_outgoing_night_countmostfrequentcontact"