what was the last output on 12/31/this year for patient 55360?
select d_items.label from d_items where d_items.itemid in ( select outputevents.itemid from outputevents where outputevents.icustay_id in ( select icustays.icustay_id from icustays where icustays.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 55360 ) ) and datetime(outputevents.charttime,'start of year') = datetime(current_time,'start of year','-0 year') and strftime('%m-%d',outputevents.charttime) = '12-31' order by outputevents.charttime desc limit 1 )