| Value | Category |
|---|---|
| 10 | Did not complete P1 |
| 11 | P1 |
| 12 | P2 |
| 13 | P3 |
| 14 | P4 |
| 15 | P5 |
| 16 | P6 |
| 17 | P7 |
| 21 | Junior secondary |
| 31 | S1 |
| 32 | S2 |
| 33 | S3 |
| 34 | S4 |
| 35 | S5 |
| 36 | S6 |
| 41 | Post primary certificate |
| 51 | Post secondary Diploma/Certificate |
| 62 | Bachelor's degree |
| 63 | Master's degree |
| 64 | Doctoral Degree |