instruction: how many patients in 2105 had ns bolus intake?
response: SELECT COUNT(DISTINCT patient.uniquepid) FROM patient WHERE patient.patientunitstayid IN (SELECT intakeoutput.patientunitstayid FROM intakeoutput WHERE intakeoutput.celllabel = 'ns bolus' AND intakeoutput.cellpath LIKE '%input%' AND STRFTIME('%y', intakeoutput.intakeoutputtime) = '2105')