{"codelist_number":55,"code_value":"01","description_en":"YYYYMM","description_fr":"AAAAMM","description_es":"AAAAMM","notes_en":"Year and month","notes_fr":"Année et mois","notes_es":"Año (4 dígitos), mes (2 dígitos)","introduced_in_issue":0,"modified_in_issue":null,"deprecated_in_issue":null}