when was the last time patient 17667 respiratory rate was measured greater than 16.0 since 2123 days ago.
select chartevents.charttime 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 = 17667 ) ) and chartevents.itemid in ( select d_items.itemid from d_items where d_items.label = 'respiratory rate' and d_items.linksto = 'chartevents' ) and chartevents.valuenum > 16.0 and datetime(chartevents.charttime) >= datetime(current_time,'-2123 day') order by chartevents.charttime desc limit 1