what is the yearly maximum chloride, whole blood value for patient 1205?
select max(labevents.valuenum) from labevents where labevents.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 1205 ) and labevents.itemid in ( select d_labitems.itemid from d_labitems where d_labitems.label = 'chloride, whole blood' ) group by strftime('%y',labevents.charttime)