what is the daily minimum red blood cells value for patient 19059 this year?
select min(labevents.valuenum) from labevents where labevents.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 19059 ) and labevents.itemid in ( select d_labitems.itemid from d_labitems where d_labitems.label = 'red blood cells' ) and datetime(labevents.charttime,'start of year') = datetime(current_time,'start of year','-0 year') group by strftime('%y-%m-%d',labevents.charttime)