how many times did a larygnoscopy/tracheoscop have taken place in 2103?
select count(*) from procedures_icd where procedures_icd.icd9_code = ( select d_icd_procedures.icd9_code from d_icd_procedures where d_icd_procedures.short_title = 'larygnoscopy/tracheoscop' ) and strftime('%y',procedures_icd.charttime) = '2103'