instruction: how much patient 027-154299 weighs in 12/this year for the last time.
response: SELECT patient.admissionweight FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '027-154299') AND NOT patient.admissionweight IS NULL AND DATETIME(patient.unitadmittime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-0 year') AND STRFTIME('%m', patient.unitadmittime) = '12' ORDER BY patient.unitadmittime DESC LIMIT 1