Onix codelist 227 - Chinese School Grade (2024)

P Preschool Typical age less than 3 30 K Kindergarten Typical age 3–5 30 1 Primary school First grade Typical age 6 30 2 Primary school Second grade Typical age 7 30 3 Primary school Third grade Typical age 8 30 4 Primary school Fourth grade Typical age 9 30 5 Primary school Fifth grade Typical age 10 30 6 Primary school Sixth grade Typical age 11 30 7 Junior secondary school Seventh grade Typical age 12 30 8 Junior secondary school Eighth grade Typical age 13 30 9 Junior secondary school Ninth grade Typical age 14 30 10 Senior secondary school Tenth grade Typical age 15 30 11 Senior secondary school Eleventh grade Typical age 16 30 12 Senior secondary school Twelfth grade Typical age 17 30 13 University first year Typical age 18 30 14 University second year Typical age 19 30 15 University third year Typical age 20 30 16 University fourth year Typical age 21 30 17 Graduate level Typical age 22+ 30