indicate the daily average arterial bp mean of patient 14467 on the current intensive care unit visit.
select avg(chartevents.valuenum) from chartevents where chartevents.icustay_id in ( select icustays.icustay_id from icustays where icustays.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 14467 ) and icustays.outtime is null ) and chartevents.itemid in ( select d_items.itemid from d_items where d_items.label = 'arterial bp mean' and d_items.linksto = 'chartevents' ) group by strftime('%y-%m-%d',chartevents.charttime)