گزینههای پاسخ: No formal education (Nursery, Kindergarten), Primary school (PSLE), Lower secondary school (WISE 1-3, basic vocational certificate), Upper secondary (GCE ‘N’/’O’ level, National ITE certificate (Intermediate), ITE Skills Certificate (ISC)), Junior college/Polytechnic Foundation Program (PFP)/Institute of Technical Education (National ITE Certificate, Higher.., Polytechnic (Year 2 and 3)/Advanced Diploma in Polytechnic, Bachelor’s degree/University (1st degree or post-graduate diploma), Master degree/MBBS, Doctorate, Don’t know, Refused